Is Pareidolia a Hypothesis?
January 22, 2015
Some astrobiologists see possible signs of life in Martian soil photographed by a rover. The rover project scientist begs to differ.
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Blow to Supernova Nucleogenesis Theory
January 20, 2015
There's 100 times less of a radioactive element on the ocean floor than expected.
More Cosmic Fine-Tuning Found
January 17, 2015
The Anthropic Principle refuses to go away. The mass of the light quark adds to finely tuned factors that make the universe life-supporting.
Astrobiology Has No Bio
December 17, 2014
When you take the "bio" out of astrobiology, what do you get? Is it still a science?
Comet Ocean Theory Debunked
December 11, 2014
Data from the Rosetta mission debunk the notion that comets brought Earth's ocean water. Now they're hoping asteroids could have.
Astrobiology Hopes Diminish
December 6, 2014
Recent findings both near and far create challenges for beliefs that life is common in the universe.
Earthbound Martians Go Nuts
December 2, 2014
How 90,000 Earthlings sent greetings to imaginary friends on Mars, and other Martian nuttiness.
Star Trek for Real: Impenetrable Force Field Protects Earth
November 29, 2014
Radiation belts discovered at the dawn of the space age have a new trick in their pocket: shielding the Earth.
Quasar Alignment Is "Spooky"
November 20, 2014
Quasar rotation axes show a peculiar alignment over billions of light-years.
Comet Lander Working, But Not Optimal
November 13, 2014
Rosetta's Philae lander hopped twice before landing in the shade in a tilted position, but the instruments are working.
Rosetta's Philae: ESA Lands Probe on Comet
November 12, 2014
Another space first: the European Space Agency's Rosetta mission landed its Philae probe on a comet this morning, but will it stick?
Astronomers Missed Half the Visible Universe
November 10, 2014
Dark matter is still a mystery, but meanwhile, half of the real stars in the universe have been hiding in plain sight.
Mercury, Moon May Still Be Erupting
October 17, 2014
Two objects that should be old and dead show surprising activity. Other indications of youthfulness in the solar system are noted.
Moon's Stabilizing Influence Depends on Star Size
October 15, 2014
A connection between multiple factors was noted in a recent model of how a moon helps a planet remain habitable.
NASA Throws Tax Millions to Evidence-Free Astrobiology Projects
October 9, 2014
Astrobiology has yet to establish that it has a subject to study, but NASA is giving millions of tax dollars to multiple teams, including SETI researchers.