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Trouble for Mars Lifers

Evidence disputes Mars water, let alone life. It's looking like a toxic place. Besides, where would the water come from?

What's New in the Primordial Soup?

The bubbling froth percolates with ideas about how life "emerged," each new notion trying to outdo the last in vacuity.

A Brain Wouldn't Survive Star Travel

Don't take a star trek unless you want to arrive demented.

Astronomy Grab Bag

For year's end, here's a clean-out of astronomy articles—from planetary science to cosmology—to motivate further inquiry.

Are Scientists Capable of Stupidity?

Scientists are only people, and most people do or say dumb things sometimes. You can decide how to classify these "scientific" ideas.

Mars Radiation May Not Be That Bad

Data from the Curiosity rover's RAD instrument seem to indicate astronauts could survive radiation reaching the surface.

Planets and Moons Beneath the Surface

Can science peel back the surfaces of objects to see what's underneath? Can they go under the observations to find the explanations?

Hopes for Wet Mars Diminished

The clays on Mars that were thought to be indicative of a wet past could, instead, be formed by volcanoes.

Whole Lotta Evolvin' Goin' On

Your dog learned the most effective way to shake water off: by evolution, maybe. Maybe evolution did other things, too.

"Easy Does It" Evolution Credited with Anything and Everything

Reporters show remarkably little discernment about the limitations of natural selection, but scientists don't rebuke them.

Curiosity Set to Explore Mars

Having survived its nail-biting entry, descent and landing, the Curiosity rover is ready to roll on Mars.

Our Poisonous Moon: Better from a Distance

The moon stabilizes Earth's axis and regulates the tides, but enjoy it from a distance. Now there are more reasons you wouldn't want to live there.

Astronomers Wrestle with "Endless Mysteries"

Some of the biggest questions in the universe remain completely baffling to astronomers, a leading journal admitted.

How to Liven Up Dead Geology

A new study shows some carbon compounds from Mars formed, not by living organisms, but from geological and chemical processes. What does life have to do with it? Ask some science reporters.

Crater Count Dating Still Unreliable

Worries about the crater count dating method, widely relied upon to infer ages of planetary surfaces, began emerging in 2005. Those worries have not subsided; they have only grown worse. Crater numbers may have nothing to do with age.
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