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Image of the Day
Growing Glowing Martian Mustard
May 18, 2001
A team of University of Florida scientists has genetically modified a tiny plant to send reports back from Mars in a most unworldly way: by emitting an eerie, fluorescent glow.
Space Weather on Mars
May 2, 2001
Future human explorers of Mars can leave their umbrellas back on Earth, but perhaps they shouldn't forget their Geiger counters! A NASA experiment en route to the Red Planet aims to find out.
Roses for the Red Planet
Apr 18, 2001
Scientists discuss the importance and the possible risks of seeding the Red Planet.
Life’s Chemical Fingerprints
Apr 9, 2001
Using a technique called Raman spectroscopy, researchers are developing instruments that may one day search for life on Mars, Europa, or Callisto.
Return to the Red Planet
Apr 6, 2001
On Saturday, April 7, NASA's next mission to Mars is set to launch. The 2001 Mars Odyssey will investigate the history of water on the Red Planet.
Taking the Temperature of a Martian Meteorite
Apr 2, 2001
A chunk of Mars that was hurled to Earth remained cool enough to preserve any microorganisms aboard. So says a group of researchers who have examined martian meteorite ALH84001.
Can Liquid Water Exist on Present-day Mars?
Mar 26, 2001
Scientific consensus holds that liquid water cannot exist on the surface of Mars. But now a pair of scientists argue that liquid water in limited amounts and for limited times may indeed be present on Mars' surface.
Two Rovers in Search of a Landing Site
Mar 2, 2001
In the spring of 2003, NASA will send two rovers to Mars to search for signs of water in the planet's ancient past. But where exactly on Mars should they look for it?
Feb 14, 2001
Here on Earth the only way to make carbonate rocks is with the aid of liquid water. Finding such rocks on Mars might prove, once and for all, that the barren Red Planet was once warm and wet.
Seeing Mars through a Test Tube
Feb 9, 2001
By recreating the Martian surface in the laboratory, NASA scientists may have begun to answer two questions: why the Martian surface is so red, and why organic life has not yet been found there.
Mars Ocean Hypothesis Hits the Shore
Jan 26, 2001
Photographs of the Martian surface find no sign of a sea cliff along a possible ancient shoreline.
The Greening of the Red Planet
Jan 23, 2001
A hardy microbe from Earth may one day transform the barren ground of Mars into arable soil.
Jan 22, 2001
Greenhouse gases might one day be used to warm the cold surface of Mars, and make the planet habitable for humans.
Jan 4, 2001
The Allan Hills meteorite from Mars is peppered with tiny magnetic crystals.
Evidence Of Martian Land Of Lakes Discovered
Dec 14, 2000
Layers of sedimentary rock paint a portrait of an ancient Mars that may have featured numerous lakes and shallow seas.
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