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Our reporter hits the treadmill to understand how scientists study extreme heat.

An all-female research group, As Meteoriticas, scours the South American country's interior aiming to preserve meteorites for scientific study and public display.

The oil giant accused the state's attorney general and four nonprofit groups of defamation after they sued over recycling claims.

A dazzling display in the nighttime sky might be seen much farther south than usual, including parts of Iowa, Oregon and Pennsylvania, by Tuesday, forecasters said.

Authoritarians have long feared and suppressed science as a rival for social influence. Experts see President Trump as borrowing some of their tactics.

In her latest book, Eugenia Cheng, a mathematician, explores the choices we make to determine if two things -- numbers, shapes, words and even people -- are equal.

In her groundbreaking trilogy, "Women Scientists in America," she told the stories of numerous accomplished but largely invisible women.

Robert F. Kennedy Jr.'s assault may have dealt lasting damage to the agency, experts fear, with harsh consequences for public health.

The selection of Jim O'Neill, a former Silicon Valley executive, drew objections from Democrats, who noted his lack of medical or scientific training.

The Trump administration's campaign against wind power continued as it targeted funding for marine terminals and ports to support development.