Astrobiology
Sun, Earth Are Unlikely Pair to Support Life
[/caption] We don't know how lucky we are -- really. We know the interaction between Earth and Sun is a…
Sub-surface Oceans In Early Comets Suggest Possible Origin of Life
[/caption] A new study claims early comets contained vast interior oceans of liquid water that may have provided the ideal…
Ancient Domes Reveal 3.45-billion-year-old Life History
[/caption] Ancient, dome-like rock structures contain clues that life was active on Earth 3.45 billion years ago, according to new…
Does Enceladus Harbor a Liquid Ocean? Reasonable Minds Disagree
[/caption] Two papers in the journal Nature this week come down on opposite sides of the question about whether Saturn's…
Tiny, Deep-Frozen Greenland Bacterium May Hold Extra-Terrestrial Clues
[/caption] Researchers have breathed new life into a bacterium trapped deep under glacial ice in Greenland -- for over 120,000…
So Where Is ET, Anyway?
While having lunch with colleagues at Los Alamos National Labs in 1950, physicist Enrico Fermi mused about the likelihood of…
Without Nickel, Life on Earth Could Finally Breathe
[/caption] Researchers have long puzzled over why oxygen flourished in Earth's atmosphere starting around 2.4 billion years. Called the "Great Oxidation…
Would Life Form Differently Around Cool Stars?
[/caption] "Life as we know it" seems to be the common caveat in our search for other living things in…
Molecules From Space May Have Affected Life On Earth
[/caption] A decade ago researchers analyzed amino acids from space, brought to Earth in meteorite which landed in Australia, finding…
Indian Balloon Experiment Nets Three New Bacteria
[/caption] Indian scientists flying a giant balloon experiment have announced the discovery of three new species of bacteria from the…