Corn field and stormy sky, strong wind is blowing and bending plants in cultivated landscape

Biofuels: Feeding the Earth or Feeding the Engine?

Around the world, biofuels, so-called green energy sources, are waving major red flags.
Cropped raised hand of male student with friends and teacher in classroom

9 Ways to Create an “Intellectually Humble” Classroom

A university faculty member offers practical pedagogical steps to incorporate in the classroom to foster an intellectually humble environment.
Ptolemaeus crater (foreground), Alphonsus crater, and Arzachel crater, looking south.

The Case of the Volcano on the Moon

In 1958, Soviet astrophysicist Nikolai A. Kozyrev claimed there was an active volcano on the Moon. Dutch American astronomer Gerard P. Kuiper begged to differ.
Fragment of the NWA7397 meteorite found in the Sahara desert on 2012

Meteorites from Mars

Meteorites that come from Mars help scientists understand the red planet’s interior.
Carolina Parakeet, 1825

Out with a Whimper

Some species go extinct obviously and fast, but just as often, the process can be hard to detect until it’s too late.
An Elberta peach from Georgia, 1901

The Georgia Peach: A Labor History

The peach industry represented a new, scientifically driven economy for Georgia, but it also depended on the rhythms and racial stereotypes of cotton farming.
Eoraptor lunensis lived roughly 230 million years ago, at a time when dinosaurs were small and rare.

Growing Quickly Helped the Earliest Dinosaurs

Rapid growth also helped other ancient reptiles flourish in the aftermath of mass extinction.
An image of Enceladus assembled using infrared, green, ultraviolet, and clear filtered images taken by Cassini on July 14, 2005

Saturn’s Ocean Moon Enceladus Is Able to Support Life

This research team is working out how to detect extraterrestrial cells in the liquid water ocean hidden beneath Enceladus’s icy crust.
IceCube Neutrino Observatory in 2023

IceCube Detector Confirms Deep-Space “Ghost Particle” Phenomenon

IceCube scientists have detected high-energy tau neutrinos from deep space, suggesting that neutrino transformations occur not only in lab experiments but also over cosmic distances.
Retro circle pattern

How Two Rebel Physicists Changed Quantum Theory

David Bohm and Hugh Everett were once ostracized for challenging the dominant thinking in physics. Now, science accepts their ideas, which are said to enrich our understanding of the universe.