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Climate

Melting ice forces walrus detour

Warming temperatures and shrinking summer ice cover have forced the animals to seek solid ground during feeding season.

Planetary Science

Water arrived on Earth earlier than thought

Ancient meteorites from the asteroid Vesta indicate that Earth’s water was available before planet formed.

Psychology

Rip-off victims prefer compensation to retribution

But those acting on behalf of victims favor a punishment that fits the crime.

Neuroscience

A species of invention

From early humans painting on cave walls to modern-day engineers devising ways to help people move better, the drive to innovate is simply part of who humans are.