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Comets Are Not Life Givers

Astrobiologists dream of comets as bearers of life in spite of—not because of—the data from Rosetta's comet.

Dinosaurs and the Battle of Killers

An impact drove the dinosaurs extinct; or was it volcanoes?

Astrobiology Has No Bio

When you take the "bio" out of astrobiology, what do you get? Is it still a science?

Mars Methane Is Not Alive

Small periodic spikes in methane on Mars are turning the Mars-lifers into spin doctors.

Comet Ocean Theory Debunked

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

Recent findings both near and far create challenges for beliefs that life is common in the universe.

Full Moon Has Magnetic Secret

Ponder this under tonight's full moon. Scientists now say the moon once had a magnetic field stronger than Earth's is now.

Earthbound Martians Go Nuts

How 90,000 Earthlings sent greetings to imaginary friends on Mars, and other Martian nuttiness.

Star Trek for Real: Impenetrable Force Field Protects Earth

Radiation belts discovered at the dawn of the space age have a new trick in their pocket: shielding the Earth.

Saturn Rescues Earth: Outer Planet Wonders

How Saturn saved the Earth, and other news from the ringed planet, its family, and other bodies in the outer solar system.

Geology Sale

We need to clear the deck of geology news. Here's a garage sale of interesting headlines, provided "as is" for researchers to pursue further.

Comet Lander Working, But Not Optimal

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

Another space first: the European Space Agency's Rosetta mission landed its Philae probe on a comet this morning, but will it stick?

Fish News and Fish Stories: Water You Know?

Some marine biology news is amazing; some just plain dumb.

Mercury, Moon May Still Be Erupting

Two objects that should be old and dead show surprising activity. Other indications of youthfulness in the solar system are noted.
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