astrobiology
Book Excerpt from <em>Lucky Planet</em>
Book Excerpt from Lucky Planet
David Waltham | Mar 1, 2014
In the book's prologue, author David Waltham compares a fictitious planet to Earth, highlighting the biologically supportive luck that our planet has enjoyed.
Astrogerm
Astrogerm
Bob Grant | Nov 11, 2013
Researchers find a new bacterial species lurking in clean rooms used to assemble spacecraft at NASA and the European Space Agency.
Point of Impact
Point of Impact
Erin Weeks | Sep 16, 2013
The collision of comets and icy surfaces can spur the formation of amino acids.
Intelligent Life: The Search Continues
Intelligent Life: The Search Continues
Dorion Sagan | Aug 1, 2013
Humans continue to scan the cosmos for a familiar brand of intelligence while ignoring a deeper form that pulses here at home.
Speaking of Science
Speaking of Science
The Scientist Staff | Jul 1, 2013
July 2013's selection of notable quotes
Arctic Bacteria Thrives at Mars Temps
Arctic Bacteria Thrives at Mars Temps
Bob Grant | May 23, 2013
Researchers discover a microbe living at -15°C, the coldest temperature ever reported for bacterial growth, giving hope to the search for life elsewhere in the cosmos.
Signs of Life on Mars?
Signs of Life on Mars?
Bob Grant | Dec 4, 2012
Tests run on Martian soil samples indicate the presence of organic compounds, but the traces of carbon may or may not have come from once-living things.
NASA Scientists Keep Curiosity Finding Secret
NASA Scientists Keep Curiosity Finding Secret
Bob Grant | Nov 27, 2012
The Mars rover has reportedly made a major discovery, but the world won’t know what it is until next week at the earliest.
Speaking of Science
The Scientist | Sep 1, 2012
September 2012's selection of notable quotes
Arsenic-based Life Challenged Again
Hannah Waters | Jan 24, 2012
An attempt to regrow the infamous GFAJ-1 bacteria, reported to incorporate arsenic into its DNA backbone, has failed.