Search for Life Archive
01 March 2013, 12:00 AM ET
Spectacular images every day.
28 February 2013, 05:30 AM ET
The upcoming James Webb Telescope could be the ideal instrument.
27 February 2013, 09:49 AM ET
Since the 1960s, humans have invaded our neighboring planet Mars with swarms of spacecraft. Only half of the attempts ever succeeded.
25 February 2013, 03:10 PM ET
McKay helped train the Apollo moonwalkers and led a study that claimed a Mars meteorite may contain signs of past life.
25 February 2013, 06:30 AM ET
Exploring these undersea systems may help scientists understand how life got started on Earth.
25 February 2013, 06:30 AM ET
Parts of the Red Planet may be exposed to flowing water seasonally.
24 February 2013, 07:59 AM ET
What was your favorite space news story of the last week?
23 February 2013, 07:00 AM ET
From a space chow to a lobster - shaped nebula, don't miss these amazing space pictures.
22 February 2013, 01:35 PM ET
For the first time on Mars, a rover has collected a rock sample using a drill. Curiosity's drill captured about 1 table spoon of Martian rock.
20 February 2013, 01:01 PM ET
Kepler-37b, the smallest known exoplanet, is about the size of the moon.
20 February 2013, 01:00 PM ET
Kepler-37b, about the size of Earth's moon, orbits a sun-like star 215 light-years away.
17 February 2013, 11:05 AM ET
What was your favorite space news story of the last week?
17 February 2013, 10:38 AM ET
From a football-field sized meteor in Russia to the origin of cosmic rays, don't miss these amazing space pictures.
12 February 2013, 12:21 PM ET
NASA's Voyager and Galileo missions spotted key evidence of Europa's ocean while studying the icy moon.
10 February 2013, 04:00 PM ET
New research shows how Antarctica's bizarre Don Juan Pond stays fluid.
10 February 2013, 08:30 AM ET
From a comet that will barely miss crashing into Earth to a hungry black hole, don't miss these amazing space pictures.
10 February 2013, 08:09 AM ET
What was your favorite space news story of the last week?
09 February 2013, 01:06 PM ET
The Mars rover Curiosity drilled into the rock "John Klein' to collect the Martian sample.
08 February 2013, 04:27 PM ET
Fewer than one in a million star systems in the Milky Way likely host intelligent life.
08 February 2013, 10:29 AM ET
A prototype Mars rover explores the Canadian Space Agency’s Mars simulation field to demonstrate technology for seeking out methane on the Red Planet.
06 February 2013, 05:45 PM ET
An Earth-like planet may reside right in our solar system's backyard, just 13 light-years or so away.
06 February 2013, 11:27 AM ET
Data from NASA’s Kepler mission suggests that 6% of nearby red dwarf stars should have at least one Earth-sized world in the zone where life as we know it can exist. Such planets may have life that is much older than Earth’s.
06 February 2013, 11:01 AM ET
About 6 percent of the galaxy's red dwarf stars host Earth-like planets, a new study suggests.
05 February 2013, 06:59 PM ET
The Harvard-Smithsonian Center for Astrophysics will unveil the alien planet announcement at 11 a.m. EST.
05 February 2013, 10:27 AM ET
Spectacular images every day.
04 February 2013, 01:30 PM ET
Some of the tracks may have come from a baby nodosaur trying to catch up to its parent.
04 February 2013, 01:11 PM ET
The robot pounded the rock with its arm-mounted drill but has apparently not spun the drill bit yet.
02 February 2013, 09:23 AM ET
From our first furry space pioneers to the tricks of eating nachos in space, don't miss these amazing space pictures.
02 February 2013, 09:08 AM ET
Tidally heated exomoons could be easier to image than their parent alien planets.
02 February 2013, 01:22 AM ET
What was your favorite space news story of the last week?
29 January 2013, 04:19 PM ET
It's unknown if the 10-day "safe mode" has solved the problem with NASA's Kepler telescope.
29 January 2013, 02:40 PM ET
From frogs and turtles to monkeys, chimps and rabbits, the animal kingdom has seen its fair share of space.