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Can Gratitude Be Studied Scientifically?

Some psychologists say gratitude improves one's well being. But is that a subject for science?

Mt. St. Helens Renewal Slow, Steady

This is an eyewitness report of ecological renewal at the volcano that erupted 32 years ago.

Weightlifters No Match for Insects

For Olympic season, here are more comparisons between human and animal capabilities.

More Olympic Creatures

Plants and animals continue to amaze us with their Olympic-level abilities. New observations promote some to the award stand.

Peppered Moths Without Evolution

A new study shows that scientific research on moth camouflage does not require evolutionary theory.

Animals Win the Gold

As the Olympics begin in London, it's fun to consider how animals would compete against humans.

Humans by Mistake

Scientists from Scotland claim to trace our origins to a genetic mistake 500 million years ago.

Man Blamed for Living Fossil Extinction Threat

The chambered nautilus is on the decline, after 500 million years of survival from the world's greatest extinction events. Guess who's to blame.

Body Double: Your Body as a Template for Inventors

Your body contains a lot of things engineers would like to copy, and not just at the scale of C3P0-like humanoid robots.

Boat Men or Float Men

Alleged human ancestors may have drifted to islands without boats, an evolutionist claims.

Ingenious Seed Bomb "Designed by Evolution"

Red hot peppers! Can evolution "design" anything, especially a chemical bomb a plant uses to be sure its seeds get spread properly?

Maple to the Rescue

The SWAT team surrounds the compound. An officer tosses a maple seed into an open window and checks the readout on his computer. The team bursts in and, surprising the terrorists, rescues the hostages safely.

Arsenic Life Isn't

Remember the claim in 2010 that living organisms were discovered using arsenic instead of phosphate? Further tests show it was not the case.

Are Two Cambrian Explosions Better than One?

Something seems wrong with this picture: deep sea creatures living in the dark were preserved in ash from a land volcano.

Inflation Again: This Time with Feeling

Inflation is dead. Long live inflation.
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