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Scientists have solved the mystery of the Seychelles' vanished crocodiles using DNA from historic museum specimens. The reptiles were not a unique species after all, but an isolated population of saltwater crocodiles that likely drifted thousands of ...

Tiny birds on remote Scottish islands are undergoing a dramatic evolutionary transformation. Scientists studying four isolated populations of British Wrens discovered that some island birds have grown astonishingly large -- with the biggest St Kilda ...

Researchers are developing a futuristic alternative to LASIK that reshapes the eye without lasers or incisions. Using mild electrical pulses and platinum contact lenses, they temporarily soften the cornea so it can be molded into a new shape. Early . ...

For more than a century, pianists and music teachers have argued over whether a performer's touch can actually change the tone color of a piano note -- and now scientists say the answer is yes. Using a cutting-edge sensor system that tracked piano .. ...

When the body runs low on protein, the gut sends powerful signals to the brain that reshape cravings and push animals to seek essential amino acids instead of sugar. Researchers say this newly discovered gut-brain network could transform our ...

A sea slug smaller than a sesame seed has turned up in Taiwan's coastal waters -- and it's so tiny and unusual that scientists realized they had discovered a completely new species. Named Thecacera sesama after its black-and-yellow "sesame-like" ...

A giant planet nearly 700 light-years away has a bizarre daily weather cycle where mineral clouds appear every morning and vanish by nightfall. Using the James Webb Space Telescope, astronomers discovered that WASP-94A b's mornings are filled with .. ...

NASA's Fermi telescope has detected what may be the first confirmed gamma-ray signal from a superluminous supernova -- one of the most extreme explosions in the universe. Scientists believe the blast was powered by a rapidly spinning magnetar, an ...

Scientists uncovered evidence that human blood cells may trace their origins back to single-celled ancestors that lived 700 million years ago. By rebuilding the evolutionary family tree of blood cells, the team revealed how today's immune system grew ...

Scientists in Japan have created powerful new vitamin K-based compounds that may help the brain regenerate lost neurons -- a breakthrough that could one day change how diseases like Alzheimer's and Parkinson's are treated. By combining vitamin K with ...