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Winter/Spring 2001 Astronomy News
Sources:
NASA
;
SpaceflightNow
;
Sky & Telescope
;
Astronomy magazine
;
ABCnews
;
BBC
;
CNN
;
ExploreZone
.
See also the resources page; Note:
InfoBeat links usually are good only for a month; others should last much longer.
Space Technology, Telescopes and Agencies
06/09: X-Ray Telescopes:
Astronomers use for the first time a high-energy X-ray focusing telescope (
SFN
)
06/05: Space Images:
Tactile versions of some HST images are now available for the blind (
CNN
)
05/25: Cosmic Ray Detectors:
The largest one on Earth will be built in China with help from Italy (
BBC
)
05/24: Space Internet:
Internet Engineering Task Force calls for interplanetary Internet protocols (
cnet
,
zdnet
)
04/22: Space Telescopes:
Inflatable mirrors may be impractical because of their wrinkles (
SFN
)
03/26: Radio Telescopes:
The Jodrell Bank Lovell radio telescope gets a facelift (
BBC
); past article (
BBC
)
03/22: Neutrino Telescopes:
A new telescope in Antarctica detects cosmic neutrinos (
SFN
),
PhysicsWeb
)
03/16: Telescopes:
The two 10-m Keck telescopes on Mauna Kea are now linked together (
SFN
,
BBC
,
space.com
)
03/02: Pioneer Mission:
Controllers will try to contact Pioneer 10, traveling outside the solar system (
SFN
)
03/02: Propulsion Technology:
Solar sails will be tested in space later this year (
SFN
)
02/11: Gamma Ray Telescopes:
The HETE-2 X-ray and gamma ray satellite is declared operational (
SFN
)
01/19: Propulsion Systems:
Israeli engineer proposes nuclear engine for fast interplanetary travel (
SFN
)
01/08: NASA:
The NASA Integrated Action Team completes a report on the agency (
SFN
)
01/05: Future Missions:
NASA selects short list of three proposals for next Discovery mission (
SFN
,
CNN
)
12/22: NASA:
In an interview, president Clinton says agency's budget should be increased (
CNN
)
12/22: Infrared Observatories:
Scientific plans for the Herschel Space Observatory (
SFN
)
Planet Earth
06/05: Ecosystems:
The UN launches a major study of the impact of human activity (
BBC
)
05/27: Meteoroids:
Infrasound detectors for nuclear weapons hear entry of meteoroids into atmosphere (
SFN
)
05/21: Surface:
When did plate tectonics begin? Maybe more than 1.9 billion years ago (
SFN
)
05/12: Rings Like Saturn?
Scientists call for more control on space debris (
SFN
,
BBC
); update (
SFN
)
05/11: Meteorites:
The growing market of stolen meteorites (
BBC
)
04/20: Space Technology on Earth:
Scorched scrolls from AD 79 can be read using NASA technology (
CNN
)
04/16: Earth Orbit:
Climate change 23 million years ago linked to anomaly in Earth's orbit (
SFN
)
04/12: Asteroids:
Effect of impacts on human evolution (
BBC
); Improved tracking of nearby ones (
SFN
)
04/09: Meteorites:
New meteorites from the Moon and Mars found in Northwest Africa (
BBC
)
03/25: Earth Crust:
Small movements can now be detected with the GPS (
SFN
)
03/05: Earth Water:
New evidence that most of it was brought by small snow comets (
SFN
)
03/02: Magnetic Field:
100 million years ago it was three times as strong as today (
BBC
)
03/02: Meteorites:
Analysis of meteorites supports new theory of the very early solar system (
SFN
)
02/26: Near Earth Objects:
The British government responds to a task force report (
SFN
)
02/21: Interior:
Tiny variations in Earth's wobble are due to material at the core-mantle boundary (
BBC
)
02/18: Earth Missions:
ESA's GOCE mission to map the Earth's gravtiy field moves to new phase (
SFN
)
02/08: Shooting Stars:
Using meteor bursts for Earth communications (
ABC
)
02/05: Earth Orbit:
Is the Sun too close? Just move the Earth into a new orbit! (
BBC
,
USAtoday
);
06/15
(
ABC
)
01/26: Magnetosphere:
The IMAGE spacecraft sees a global view of plasma around the Earth (
SFN
)
01/11: Early Earth:
4.4 billion year old zyrcon crystal changes views on what the Earth was like (
BBC
,
SFN
)
12/27: Meteorites:
Bright lights and booming noises in the night rattles part of Australia (
CNN
)
12/24: Solar Eclipse:
Partial eclipse on Christmas day visible from North America (
SFN
,
S&T
,
BBC
)
12/23: Asteroids:
A "near miss" by an asteroid that could have wiped out an entire city (
BBC
)
The Moon and the Sun
06/05: History:
Historical XIX century globes of the Moon and Mars are stolen from English museum (
BBC
)
05/28: Solar Wind:
Neutral atoms, detected in solar wind, may help space weather forecasting (
SFN
)
04/26: Solar Observation:
We will now have advance warnings of solar activity from SOHO satellite (
BBC
)
04/21: Solar Neutrinos:
The solution to the puzzle may be linked to the Sun's magnetic field (
SFN
)
04/19: Lunar Craters:
What some monks saw in 1178 was not the formation of crater Giordano Bruno (
SFN
,
BBC
)
04/18: The Moon/Earth System:
Earthshine on the Moon is used to gauge Earth's climate (
SFN
,
Yahoo!
)
04/12: Superflares:
The Sun fires another one, this time in our direction (
SFN
)
04/04: Superflares:
The giant solar flares were not aimed directly at Earth, luckily (
BBC
,
SFN
)
03/30: Sunspots:
The largest sunspot in a decade (
BBC
) erupts into two giant flares (
BBC1
,
BBC2
)
03/29: Solar Magnetic Field:
Data from Ulysses leads to an understanding of its kinks and variations (
SFN
)
02/05: The Moon/Earth System:
The Moon cycle could be linked to seismic activity on Earth (
PhysicsWeb
)
01/28: Solar Magnetic Field:
The Ulysses spacecraft observes a shift in polarity (
SFN
)
01/11: Lunar Eclipse:
Other continents see a total lunar eclipse on Jan 9th, but not North America (
BBC
)
Mars
06/06: Future Missions:
Russia is planning a manned mission between 2015 and 2020, without women (
BBC
)
05/30: Future Missions:
National Research Council urges NASA to plan Mars sample quarantine (
SFN
,
NYT
)
05/27: Mars Life:
Scientists on Earth move closer to growing micro-organisms in Mars-like conditions (
SFN
)
05/18: Surface:
Study concludes highlands were heavily eroded by water (
SFN
)
04/20: Future Missions:
NASA kicks off the Mars Scout program, searching for innovative designs (
msnbc
)
04/07: 2001 Mars Odyssey:
The spacecraft has been launched and is on its way (
SFN
,
CBS
,
ABC
); status (
SFN
)
04/03: Water?
Gullies carved by liquid carbon dioxide, not water (
SFN
); "shorelines" linked to volcanoes (
SFN
)
03/28: Mars Life:
The state of the debate on microbial remains on meteorite from Mars (
msnbc
)
03/27: Past Missions:
The state of the search for the remains of Mars Polar Lander (
SFN
)
03/19: 2001 Mars Odyssey:
The mission will be launched April 7 to map minerals and radiation (
ABC
,
SFN
)
03/15: Volcanoes:
New data coming in on them may be relevant for the debate about life on the planet (
SFN
)
03/05: Future Missions:
The Japanese Nozomi and European Mars Express will cooperate (
SFN
)
02/28: Mars Life:
Many scientists remain skeptical of claims of past microbial life (
SFN
)
02/27: Mars Life:
Magnetite crystals provide some evidence for past microbial life (
SFN
,
ABC
)
02/22: Surface:
Students discover baffling dark boulders on a light-colored terrain (
SFN
)
02/01: Current Missions:
An overview of Mars Global Surveyor's completed primary mission (
SFN
)
01/27: Current Missions:
A technical problem with one of Global Surveyor's orientation-control wheels (
SFN
)
01/25: Mars & Venus Water:
The key to understanding may be to study the rocks (
SFN
,
BBC
)
01/18: Surface:
Some channels resemble ice streams that flow beneath Antarctica's surface (
SFN
,
BBC
)
01/15: Future Missions:
ESA announces choice of landing site for Beagle 2 rover (
SFN
)
12/28: Water:
The water that once flowed on the surface may be stored as ice deep in the interior (
SFN
)
12/21: Mars Express:
The ESA chooses the Isidis Planitia for the Beagle 2 lander (
SFN
,
BBC
)
12/17: Atmosphere:
Localized magnetic fields in the crust protect against the solar wind (
SFN
)
Other Planets and Moons
06/08: Mercury Missions:
The MESSENGER spacecraft is officially approved by NASA (
SFN
,
CNN
)
06/07: Pluto Missions:
Two possible missions are selected for further study (
SFN
,
CBS
)
06/06: Europa:
Researchers use sound to determine if there is water under the ice surface (
SFN
)
06/03: Jupiter:
Data from Cassini and Galileo help us understand the planet's magnetic field (
SFN
)
05/23: Callisto:
One last visit, and closeup shots from the Galileo spacecraft (
SFN
)
05/16: Titan:
What is Saturn's largest moon really made of? (
SFN
)
05/11: Venus:
The Green Bank and Arecibo radio telescopes take detailed pictures from Earth (
SFN
,
BBC
)
04/11: Jupiter:
A flare is seen for the first time in the planet's aurora (
PhysicsWeb
)
03/29: Jupiter:
Data from Cassini indicate that Jupiter's radiation belt is harsher than expected (
ScienceDaily
)
03/16: Jupiter Missions:
An update on the Galileo mission and its future (
SFN
)
03/15: Io:
Lava temperature as a way to determine surface age, since Io has no impact craters (
SFN
)
03/01: Ganymede:
Analysis of images indicates the moon may have been volcanic in the past (
SFN
,
BBC
)
03/01: Pluto-Kuiper Express:
NASA cuts force cancellation of mission (
SFN
); or maybe not (
SFN
,
space.com
)
02/27: Io:
Scientists study the reasons why mountains on Io are much taller than on Earth (
SFN
)
02/02: Pluto:
New images show a surface covered with streaks, possibly from complex molecules (
BBC
)
01/31: Jupiter:
Cassini produces the best image yet of the planet's extensive magnetic field (
SFN
)
01/29: Status of Pluto:
The American Museum of Natural History does not include it among planets (
BBC
)
01/18: Venus Weather:
Analysis of 1998-99 Cassini data shows no evidence of lightning occurring (
SFN
)
01/08: Jupiter Moons:
Ten recently discovered moons bring the total to 28 (
SFN
)
12/29: Saturn Moons:
Newly discovered moons bring the total to 30, for the time being (
announcements
)
12/21: Pluto-Kuiper Express:
Under pressure, NASA may revive the suspended mission (
SFN
,
BBC
,
CNN
)
12/21: Cassini Mission:
Spacecraft develops pointing problem (
SFN
), but it may have been fixed (
SFN
,
CNN
)
12/17: Ganymede:
Its magnetic field indicates it too may have liquid oceans under the icy surface (
SFN
,
BBC
)
The Rest of the Solar System
06/07: Outskirts of the Solar System:
Pioneer 10 is about 78 AU away and can still send signals (
SFN
)
05/31: Asteroid Eros:
Scientists say they understand why the asteroid does not have a magnetic field (
SFN
)
05/28: Comet Missions:
NASA approves mission Deep Impact to blast a hole in comet Tempel 1 (
SFN
,
BBC
,
BS
)
05/25: Kuiper Belt:
A trans-Neptunian object is found which is as large as the largest asteroids (
SFN
,
BBC
)
05/17: Comets:
Comet's death gives clues to solar system birth (
ABC
,
PW
,
SFN1
,
SFN2
,
SFN3
,
SFN4
)
05/03: Comets:
Comet LINEAR C/2001 A2 breaks up during its swing by the Sun (
space.com
)
04/30: Pioneer 10:
Controllers receive signals from the spacecraft, 7.29 billion miles away (
SFN
,
CNN
,
gr-qc
)
04/19: Asteroid Eros:
Result from the analysis of detailed pictures of the surface (
PhysicsWeb
,
msnbc
,
SFN
)
04/18: Kuiper Belt:
The object 1998 WW31 is really two objects, a "double planet" like Pluto (
BBC
,
spacedaily
)
03/22: Comets:
New observations find an unexpected amount of X-rays from comets (
SFN
)
03/21: Comet Mission:
New software is sent to spacecraft Deep Space 1, on its way to a comet (
SFN
)
03/01: Asteroid Eros:
NEAR's mission is now officially over, and the data analysis begins (
SFN
,
ABC
,
BBC
)
02/18: Comet Mission:
Thruster problem arises aboard comet-bound Stardust probe (
SFN
,
CNN
)
02/14: Asteroid Eros:
NEAR's mission is extended, but it will not take off again (
SFN
,
BBC
,
ABC
); update (
SFN
)
02/13: Asteroid Eros:
NEAR's landing was a success, and it is sending signals! (
article
and
status
,
BBC
,
CNN
)
02/03: Oort Cloud:
New calculations lead to a smaller total mass and smaller sizes for most comets (
SFN
,
BBC
)
01/13: Comet Mission Update:
Spacecraft Stardust's navigation camera fixed (
SFN
); Earth flyby update (
SFN
)
01/04: Asteroid Eros:
NEAR-Shoemaker will attempt a touchdown on Feb 12 (
CNN
,
ABC
);
2/11
update (
BBC
)
12/28: Asteroid Missions:
Swarms of space ANTS proposed to explore the asteroid belt (
space.com
)
12/27: Asteroid Missions:
A researcher proposes sample return mission from near-Earth asteroids (
SFN
)
12/19: Voyager 1:
Headed toward boundary between solar system and interstellar space (
SFN
,
space.com
)
Extrasolar Planets
06/07: Brown Dwarfs:
They could have their own planets, although not be inhabitable (
CNN
,
Yahoo
,
space.com
)
06/05: Extrasolar Asteroids:
A possible asteroid belt is found around the star zeta Leporis (
SFN
,
CNN
)
05/27: Protoplanetary Disks:
New ones found in star-forming region NGC 3603 in Carina (
SFN
)
05/10: Ill-fated planets:
The star HD 82943 swallowed one of its planets (
SFN
,
PW
,
BBC
,
CNN
)
05/03: Abundance:
Analysis of the Orion nebula suggests planets may be rarer that previously estimated (
SFN
)
04/27: Protoplanetary Disks:
HST pictures show that protoplanets may be blown away by radiation (
SFN
,
BBC
)
04/21: Space Missions:
Teams are competing for the design of the Terrestrial Planet Finder telescopes (
SFN
)
04/07: New Planets:
Eleven new ones found, all within 200 ly of the Earth (
SFN
,
CNN
); What is a planet? (
LAT
)
04/04: Free-Floating Planets:
New evidence is found for starless planets in Orion nebula (
SFN
,
BBC
,
ABC
)
02/01: Habitable Worlds:
Large, Jupiter-like planets may help make smaller ones inhabitable (
SFN
)
01/13: Stellar Systems:
Newborn star 335 ly away seems to be forming its planets out of gas and dust (
SFN
)
01/10: New Planets:
Two planets in resonance, including the largest one found; the total is now 55 (
SFN
,
BBC
)
01/05: Raw Materials:
More molecular hydrogen clouds make it easy for planets to form (
SFN
)
01/04: Status:
An article describing the current situation and search methods (
PhysicsWeb
)
Stars and Star Clusters
06/06: Neutron Stars:
Scientists produce a movie of how a neutron star shoots jets of particles (
CNN
)
05/19: Binary Stars:
Chandra sees a surprisingly high number of them in a globular cluster (
SFN
)
05/18: Young Stars:
Baby star blows an almost perfectly spherical bubble of water vapor (
PW
,
SFN
)
05/13: Black Holes:
Flickering of radiation output from X-ray binaries is now better understood (
SFN
,
UniSci
)
05/08: Black Holes:
X-ray images from the Chandra telescope show edge of accretion disk (
SFN
)
05/01: Black Holes:
Evidence confirms theoretical models of spinning black holes (
ABC
,
SFN
,
nasa
)
04/27: Stars:
Microlensing allows astronomers to look at different parts of a star's atmosphere (
BBC
,
ESO
,
SFN
)
04/19: Microquasars:
Data from XMM-Newton links them to black hole binaries (
SFN
)
04/06: Origin of Elements:
Elements like gold may have been formed in neutron star collisions (
SFN
,
AP
)
04/04: Neutron Stars:
Lab experiments reproduce the conditions causing glitches in their spin (
SFN
)
03/26: White Dwarfs:
Scientists are now able to study in the lab electron degeneracy pressure (
ScienceNews
)
03/23: White Dwarfs:
New ones spotted in our neighborhood, contributing to "dark matter" (
SFN
,
ABC
,
BBC
)
03/14: Brown Dwarfs:
Astronomers have picked up radio waves from one for the first time (
PhysicsWeb
)
03/06: Globular Clusters:
Analysis reveals that dwarf stars were formed using recycled material (
UniSci
,
SFN
)
03/05: Star Formation:
It may jump from place to place inside a galaxy like a brushfire front (
UniSci
)
02/23: Black Holes:
The new MMT telescope sees the first black hole in our galaxy's halo (
SFN1
,
BBC
,
SFN2
)
02/22: Young Stars:
A new technique enables Keck to see a star's dusty surroundings and companion (
SFN
)
02/09: Brown Dwarfs:
A new type has been discovered, old stars in close binary systems (
SFN
,
space.com
)
01/31: Pulsating Stars:
Astronomers observe an old Sun-like star 24 light years away (
SFN
)
01/13: Black Holes:
Astronomers see the strongest evidence yet for event horizons (
SFN1
,
SFN2
,
BBC
)
01/12: Binary Systems:
The first pulsar/black hole binary may have been discovered (
BBC
,
SFN
)
01/11: Pulsars:
For the second time only, a pulsar is associated with a historically recorded supernova (
SFN
)
01/10: Star Motion:
150 rapidly moving stars found near the center of our galaxy (
SFN
)
01/10: Supernovae:
Follow-up studies on supernova 1987A give new information on explosion (
SFN
)
Interstellar Matter and Nebulae
06/07: Galactic Core Neighborhood:
A cluster of young stars is surrounded by 60 million K gas (
SFN
)
04/12: Water in Space:
ESA's Infrared Space Observatory finds large amounts of water in our galaxy (
SFN
)
02/01: Planetary Nebulae:
The 2-lobed Ant nebula shows a more complex picture of old stars (
SFN
)
01/31: Molecules in Space:
The first benzene ring molecules are seen in a protoplanetary disk (
SFN
)
01/19: Orion Nebula:
New images from the Very Large Telescope show details of stellar nurseries (
SFN
)
01/14: Molecular Clouds:
Water and molecular oxygen are much less abundant than had been assumed (
SFN
)
01/10: Dark Nebulae:
Astronomers develop technique to study dark nebulae using starlight (
PhysicsWeb
,
SFN
)
01/10: Planetary Nebulae:
Astronomers see X-rays from hot gas around the Cat's Eye nebula (
SFN
,
BBC
)
01/10: Planetary Nebulae:
Rare spherical nebula Abell 39 will help study stars' composition (
SFN
,
BBC
)
The Milky Way and Nearby Galaxies
06/07: Galaxy Distribution:
Astronomers have completed a full-sky survey of "nearby" galaxies (
SD
)
06/06: Black Holes:
Chandra finds many mid-size black holes in starburst galaxies (
CNN
,
SFN
)
06/04: M33:
New images of its central bulge do not match current ideas on spiral galaxy evolution (
BBC
)
05/31: Nearby Galaxies:
HST studies star formation in the galaxy NGC 1512 in detail (
SFN
)
05/15: Black Holes:
Chandra sees X-rays from central black hole and smaller ones in Circinus galaxy (
SFN
)
05/03: Galaxy Collisions:
More evidence on its link to bursts of star formation activity (
SFN
)
04/05: SMC:
Our small galactic neighbor has many more pulsars than our own galaxy does (
SFN
)
03/09: Galaxy Centaurus A:
A massive black hole is discovered in its center (
SFN
)
03/08: Galaxy M82:
Star clusters in the galaxy are linked to an old encounter with M81 (
SFN
,
CNN
)
02/28: Spiral Galaxies:
HST images allow astronomers to relate bars in spiral galaxies to star birth (
SFN
)
02/25: Galaxy Groups:
Astronomers survey galaxy groups beyond the Local Group (
SFN
)
01/17: M31:
HST images allow us to see for the first time individual stars in the galaxy's bulge (
SFN
)
01/15: The Galactic Center:
There seems to be a supernova remnant right next to the central black hole (
SFN
)
01/13: Nearby Galaxies:
HST studies UV radiation for comparison with light from distant galaxies (
SFN
)
01/13: The Milky Way:
Galactic feature is identified as remnant of old smaller galaxy (
SFN
,
PhysicsWeb
)
01/11: M31:
Astronomers find that the disk of the Andromeda galaxy is extremely warped (
SFN
)
01/10: Galaxy Collisions:
A clear picture of how one galaxy transfers matter to another one (
SFN
)
12/29: Galaxy Evolution:
Luminous compact galaxies identified as predecessors of spiral galaxies (
SFN
)
12/19: The Milky Way:
The best map yet of the central region of our galaxy (
BBC
)
12/19: Andromeda:
XMM Newton sees X-rays in galaxy glow and from boinary stars (
SFN
)
Distant Galaxies and The Universe
06/04: Galaxy Surveys:
Hundreds of thousands of galaxy redshifts and spectra by 2dF (
SFN
) and SDSS (
CNN
)
05/31: Quasars:
Perceived differences between quasar types may just be due to viewing direction (
SFN
)
05/29: The Early Universe:
Wiggles found in matter distribution more than 10 billion years ago (
SFN
)
05/23: Active Galaxies:
Radio galaxies and quasars seem to be just different views of similar galaxies (
SFN
)
05/16: The Early Universe:
Map of positions of 170,000 galaxies shows seeds of cosmic structure (
NYT
,
SFN
)
05/01: The Early Universe:
Experiments with gold ions give information on early universe reactions (
UniSci
)
04/30: The Early Universe:
Microwave observations provide evidence for inflation (
NYT
,
SFN
,
PhysicsWeb
)
04/10: The Big Bang:
Can we say anything about what might have happened before? (
BBC
,
NYT
)
04/10: Dark Energy:
The astronomers' changing view of the way the universe expands (
NYT
)
04/05: Gamma Ray Bursts:
Improved understanding of their nature, and where they occur (
NYT
,
SFN
)
04/03: Expansion Acceleration:
Most distant supernova confirms speeding up of expansion (
SFN
,
NYT
,
NERSC
)
03/15: Deep Sky:
New X-ray images show many black holes (
SFN
), and a new type of quasar (
SFN
,
PhysicsWeb
)
03/10: Dark Matter:
Regular matter, visible or dark, accounts for only 35% of the universe contents (
BBC
,
SFN
)
03/08: The Early Universe:
The Cosmic Background Imager confirms a cosmological prediction (
PhysicsWeb
)
02/19: Galactic Black Holes:
Evidence that most galaxies have a massive black hole at their core (
SFN
)
02/16: Galaxy Clusters:
Most distant X-ray emitting cluster yet found 10 billion ly away (
SFN
,
space.com
)
02/07: Age of the Universe:
Uranium dating of stars leads to an estimate of 12.5 billion years (
PhysicsWeb
)
02/07: Galaxy Clusters:
Radio waves indicate that Abell 3667 is the result of a cluster collision (
SFN
)
01/31: Starburst Galaxies:
X-rays provide good images of the activity in the galaxy NGC 253 (
SFN
)
01/31: Galactic Black Holes:
New high resolution radio images pinpoint the location of many of them (
SFN
)
01/14: Expansion Acceleration:
The HST to calibrate measurements from supernovae this spring (
SFN
)
01/10: Distant Galaxies:
Largest structure in the observable universe spotted 6.5 billion ly away (
SFN
,
BBC
)
01/05: Dark Matter:
Completely dark, starless "shadow galaxies" may outnumber the visible ones (
SFN
,
BBC
)
01/04: Young Galaxies:
Huge gas cloud found near distant quasar, and its meaning for galaxy formation (
SFN
)
01/03: Galactic Black Holes:
Astronomers can now measure the masses of very distant black holes (
SFN
)
12/29: Distant Galaxies:
New type of galaxy formed stars much earlier than previously thought (
SFN
),
BBC
)
12/24: The Early Universe:
Temperature of the young universe measured for the first time (
SFN
,
CNN
)
Life, the Universe and Everything
05/24: Astrobiology:
The ESA coordinates its research efforts in the area (
SFN
)
05/14: Douglas Adams:
Death of the author of
The Hitchhiker's Guide to the Galaxy
(
ABC
,
BBC
)
05/13: Life Extinctions:
The extinction of half of the life forms 200 million years ago was abrupt (
SFN
)
05/05: Modified Plants:
Genetically modified plants could signal from Mars by glowing (
SFN
,
CNN
,
NASA
)
04/26: Archaeoastronomy:
The reburial of Seahenge is postponed, to allow time for further research (
BBC
)
04/23: SETI:
Astrophysicist Jill Tarter of the SETI Institute is preparing for communication with aliens (
ABC
)
04/12: Plant Life on Earth:
A link between global temperatures and plant growth (
ScienceDaily
,
SFN
)
04/05: Life on Earth:
More evidence that life could have been seeded from space by comets (
BBC
,
SFN
)
03/21: Astrobiology:
The NASA Astrobiology Institute announces new teams (
SFN
)
03/09: Life on Earth:
The extinction the dinosaurs was probably due a single impact (
Scientific American
)
02/23: Life Extinctions:
The Permian-Triassic one may also be due to a comet/asteroid (
SFN
,
WashPost
,
BBC
)
02/21: Plant Growth:
To grow plants in space you need to understand how they know which way is up (
SFN
)
01/30: Life on Earth:
Organic compounds critical for life and cell-like structures from space? (
NASA
,
SFN
)
01/05: Archaeoastronomy:
The Seahenge site may be reburied to preserve it better (
BBC
)
01/01: Life on Earth:
Life survived even during periods on heavy asteroid and comet bombardment (
SFN
)
Science, Physics, and Fundamental Questions
05/15: The Force of Gravity:
Distant spacecraft are moving in ways that can't be accounted for (
BBC
)
05/14: Matter:
New experiments give results on why there is more matter than antimatter (
BBC
)
03/29: Spacetime:
A physicist proposes a way to detect fluctuations in spacetime foam (
NYT
)
02/25: Matter:
Physicists try to understand why there is much more matter than antimatter in the universe (
SFN
)
12/31: Science 2000:
The year's most important scientific discoveries (
BBC
)
Other Semesters
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webmaster@phy.olemiss.edu
>
Page by Luca Bombelli <
bombelli@olemiss.edu
>; Content last modified: 18-Jun-2001
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