Earth's rotation is currently speeding up, leading to slightly shorter days, a trend that began around 2020. Scientists ...

Human perceptions hold the key to the future of solar geoengineering and other approaches to cool our warming planet.

Meet Bille, the name given to the world's first monostable tetrahedron—a four-faced object that will always land on the same ...

ZHENGZHOU -- Beneath the blazing midday sun in Zhangzhuangli village, Qingfeng county, in Central China's Henan province, an ...

CALIFORNIA — The four-person civilian Fram2 mission returned home in a splash down off the coast of California on Friday after being the first humans to orbit Earth's polar regions. Riding in ...