Author: Carolyn Gramling

A reanalysis of satellite data shows that a 2017 Texas-to-Missouri lightning megaflash stretched 829 kilometers and lasted 7.39 seconds.

An oceanographer explains how climate change, warming oceans and a souped-up atmosphere are creating conditions for deadly floods.

Serrations at the edges of a fossilized flipper of the ancient marine reptile Temnodontosaurussuggests it may have been able to swim silently.

The U.S. push to mine international waters for metals defies global efforts to control and protect these fragile ecosystems.