Sudden changes in air temperature in the stratosphere that can ultimately steer major storm systems can also influence the number of subatomic particles slamming into detectors located hundreds of meters below ground, a new study reveals.

The Landsat 5 satellite launched in 1984 with a mission to orbit and image Earth's surface for three years. Still in orbit, the satellite has continuously documented changes in landscape.

Inward-facing palms evolved much earlier than previously recognized, a new study finds. (p. 9)

A newly discovered stegosaur has neck proportions like those of sauropods.

Oceanic version of wind shear can disorient marine microorganisms and trigger formation of thin, densely populated layers. (p. 8)

New field studies show Africa’s tropical forests have stored carbon in recent decades.

Smoke from forest fires, agricultural burning may be substantial part of springtime plumes. (p. 13)

Recently discovered fossils of a protowhale help fill in gaps in the land-to-water transition. (p. 5)

Lesions on Triceratops fossils are attributed to head-to-head combat in a new study.

Mineral bit provides clues about when our cosmic companion formed its crust.

Satellite data show most of the continent is following worldwide trend. (p. 8)