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The video of Charlie Kirk's murder went far and wide, and many people ended up seeing it when they would rather have avoided it.

Unique, spotted rocks in Mars' Jezero Crater could indicate that the planet once hosted life.

Scientists write papers to share their results - and gain prestige and advance their careers. In this competitive field, selection can favor AI-written papers, citation cartels, paper mills and more.

White-tailed deer host these brain worms, but they don't actually get the disease, which makes it harder for biologists to monitor its prevalence.

Researchers can study volcanic deposits at archaeological sites to piece together how ancient people responded to catastrophic events.

A decade after the first discovery, scientists have used these waves to find a unique merger, a massive binary system and a crystal-clear gravitational wave signal.

Glass seems simple it's just sand and a few more ingredients. Yet mining and production are rarely local, raising questions about sustainability.

Despite good hydration and nutrition, many athletes across sports still suffer from unexpected cramps. The courts and fields they're playing on may be the missing link.

Italian and Russian futurists of the early 20th century imagined that technology would remake humanity. Today's techno-utopians are not so different.

Different paint recipes work for different uses. Two art conservators explain how analyzing paints from the past can reveal how they were made - and how best to preserve them.