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Scientists studying 1,300 golden retrievers have uncovered genetic clues explaining why some dogs are more anxious, energetic, or aggressive than others. Remarkably, several of the same genes linked to canine behavior are also tied to human traits .. ...

A mysterious form of plague that spread across Eurasia thousands of years before the Black Death has finally revealed a crucial clue. Scientists analyzing ancient DNA discovered the bacterium Yersinia pestis in a 4,000-year-old domesticated sheep ...

A tiny piece of moss helped expose a cemetery scandal in Illinois, where workers allegedly dug up graves and resold burial plots. By identifying the moss and analyzing its chlorophyll to estimate its age, scientists proved the remains had been moved ...

For decades, scientists have mapped attention, memory, language, and reasoning to separate brain networks -- yet one big mystery remained: why does the mind feel like a single, unified system? Researchers at the University of Notre Dame now suggest . ...

Even in the ultra-dry Atacama Desert, tiny soil-dwelling nematodes are thriving in surprising diversity. Scientists found that biodiversity increases with moisture and altitude shapes which species survive. In the most extreme zones, many nematodes . ...

As millions turn to ChatGPT and other AI chatbots for therapy-style advice, new research from Brown University raises a serious red flag: even when instructed to act like trained therapists, these systems routinely break core ethical standards of ...

A lost cache of 250-million-year-old fossils from Australia has rewritten part of the story of life after Earth's worst mass extinction. Instead of a single marine amphibian species, researchers uncovered evidence of a surprisingly diverse community ...

Scientists have proposed a surprising connection between solar flares and earthquakes. When solar activity disturbs the ionosphere, it may generate electric fields that penetrate fragile fracture zones in Earth's crust. If a fault is already ...

A newly identified ichthyosaur from the UK's Jurassic Coast is rewriting part of the prehistoric playbook. Nicknamed the "Sword Dragon of Dorset," the three-meter-long marine reptile lived during a poorly understood window of evolution when major ...

Cleaner wrasse have revealed a remarkable new side of fish intelligence. Marked with fake parasites, they used mirrors to inspect and remove the spots--far faster than seen in earlier tests. Even more striking, some fish dropped shrimp in front of .. ...