Astrobio.net

Try failed stars for alien life

The search for alien life usually focuses on planets around other stars. But a lesser-known possibility is that life has sprung up on planets that somehow were ejected from their original solar systems and ...

Mar 31, 2011 3.8 / 5 (5) 1 | with audio podcast

New study finds apex fossils aren't life

Structures thought of as the oldest known fossils of microbes might actually be microscopic mineral formations not associated with life, suggesting that astrobiologists have to be careful calling alien objects ...

Mar 18, 2011 4.7 / 5 (3) 1 | with audio podcast

Building biological computers

New research shows that genetically modified cells can be made to communicate with each other as if they were electronic circuits. The study is a groundbreaking step toward building complex systems where the ...

Mar 07, 2011 4.7 / 5 (11) 1 | with audio podcast

Radiation no concern for space crops

Flax seeds can grow in radioactive soil near the contaminated site of the Chernobyl nuclear accident without much change to their proteins, experiments show. This study may point the way to growing crops in ...

Mar 03, 2011 5 / 5 (2) 0 | with audio podcast

19 asteroids caught in one night

The Pan-STARRS PS1 telescope on Haleakala, Maui, discovered 19 near-Earth asteroids on the night of January 29, the most asteroids discovered by one telescope on a single night. Cataloging near-Earth asteroids ...

Feb 28, 2011 4.8 / 5 (5) 0

The great moonbuggy race

Forty years after the first lunar rover rolled across the moon's surface, 84 teams of enterprising future engineers will demonstrate the same ingenuity and can-do spirit at the 18th annual NASA Great Moonbuggy ...

Feb 24, 2011 not rated yet 0

Lifting to space

This year, NASA will launch its final Space Shuttle missions. The development of the Shuttle had sprung from the supersonic rocket planes of Chuck Yeager, and was an answer to the question: what is the best ...

Feb 03, 2011 5 / 5 (1) 0

The brotherhood of speed

About fifty miles northeast of Los Angeles, the small town of Rosamond slumbers on the edge of the Great American Desert. Here the air is thin and cold, and in the distance the smog in the LA basin is an orange-tinted ...

Feb 01, 2011 5 / 5 (2) 0

Beaming rockets into space

Space launches have evoked the same image for decades: bright orange flames exploding beneath a rocket as it lifts, hovers and takes off into the sky. But an alternative propulsion system proposed by some ...

Jan 21, 2011 4.8 / 5 (22) 49 | with audio podcast