Scientists study woodpecker skulls looking for ways to help humans.

Nine years post-disaster, a Japanese nuclear plant still deals with toxic debris.

Decades of cleanup efforts restore an eroded and polluted Louisiana island.

Researchers pop a balloon to recreate an ancient cathedral’s acoustics.

Companies around the world use a tech tool to find power problems before they happen.

A judge rules that American Samoans should be granted US citizenship at birth.

Some experts think relating food calories to exercise will help health.

Researchers discover what makes some knots stronger than others—and why.

New inside-out research examines how heat affects athletes’ bodies.

Fewer Americans are identifying as Christians, a new poll finds.