Low-orbit Earth could become inoperable for spacecraft and satellites if this complacency persists, with dire consequences.

Yet, despite their importance for the state in maintaining the rule of law, executioners were outcasts. They lived on the ...

Researchers brewed kombucha (left) and kombucha-like beverages from passion fruit (center) and apple (right) juices and found ...

Elephant trunks have wrinkles since they are fetuses. When they're grown up, they have more wrinkles on their dominant side.