Astrobio.net

Searching for life on Mars

The first and only attempts to search for life on Mars were the Viking missions launched in 1975. Now scientists are suggesting the next decade of robotic probes sent to the red planet should make the search ...

Nov 11, 2010 4.9 / 5 (12) 11 | with audio podcast

The day the algae died

The P-T mass extinction may have been instigated by populations of algae dying. According to one group of scientists, this die-off of large numbers of relatively simple life forms caused a crash in the ocean's ...

Dec 14, 2010 4.1 / 5 (13) 8 | 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