Earth's systems are nearing tipping points that could plunge the planet into a "hothouse" regime — but there's still time to prevent that from happening, scientists say.
The U.S. Air Force's "Hurricane Hunters" have flown inside the eye of Hurricane Melissa, capturing eerie footage of the historic storm that has caused widespread devastation in Jamaica.
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Teeth and bones may appear alike, but they actually have more differences than similarities.
Authorities have killed several lab monkeys that escaped from an overturned truck in Mississippi. The rhesus macaques were initially thought to be diseased and dangerous, but that's not necessarily the case.
Researchers have unearthed two dinosaur "mummies" in the badlands of Wyoming, confirming duck-billed dinosaurs had hooves, alongside a string of other discoveries.
New dating has revealed that New Mexico's last dinosaurs were healthy, diverse and thriving at the end of the Cretaceous period, suggesting non-avian dinosaurs weren't in decline before being snuffed out by the asteroid strike.
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Opinion How bad-faith arguments sow doubt by weaponizing scientific humility.
Opinion Thousands of scientific papers are retracted every year because of fraudulent activity, with both authors and journals gaming a system to gain academic acclaim through deceit, dishonesty and false representation.
When does daylight saving time end in 2025? Here's a look at when the time changes this year, and why we change our clocks in the first place.
Carolyn Bertozzi and colleagues laid out a way to make paradigm-shifting "click-chemistry" compatible with living cells, opening up a window into living organisms.
Researchers have developed a chemical structure for an artificial muscle that can lift up to 4,000 times its weight, and they say it could be used in future humanoid robots.
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