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Scientists have discovered that spiders may sleep in ways surprisingly similar to humans, complete with distinct sleep stages and a dream-like REM state. Researchers at the University of Bonn studied the Australian jumping spider Portia fimbriata, a ...

Why do some people stay mentally sharp even when their brains show signs of Alzheimer's disease? Scientists in the Netherlands may have uncovered an important clue hidden in a rare group of immature brain cells. Researchers discovered that these ...

Mayo Clinic scientists have uncovered surprising new insights into "zombie cells," aging cells that linger in the body and contribute to inflammation and disease. Seven studies reveal why these cells are harmful and identify new strategies for ...

New evidence suggests that early humans reached the Jordan Valley at least 1.9 million years ago, hundreds of thousands of years earlier than scientists previously thought. Advanced dating methods revealed that the 'Ubeidiya site is roughly as old as ...

Scientists have identified a hidden cause of inflammatory bowel disease: antibodies that disable the immune system's natural ability to control inflammation, potentially explaining severe illness in thousands of patients. The breakthrough also solves ...

Regular exercise does more than strengthen the heart. New research reveals that it actually reshapes the nerves controlling how the heart functions, and the changes are surprisingly different on the left and right sides of the body.

A solar eclipse recorded more than 2,700 years ago is revealing surprising secrets about Earth's rotation and the Sun's ancient behavior. By correcting an eight-kilometer error in the location of an ancient Chinese capital, scientists were able to .. ...

Scientists have discovered a giant new fungus in China that grows up to 20 inches tall and weighs nearly five pounds, making it the largest known of its kind. Dubbed "D-rex," its evolutionary lineage appears to have emerged shortly after the ...

Scientists have filmed tiny magnetic vortices called skyrmions melting out of an organized lattice for the first time, revealing new ways to manipulate these unusual structures. The breakthrough could help make brain-like computers a reality, ...

A mysterious shipwreck off Turkey's coast may be the oldest ever discovered, dating back approximately 4,500 years to the age of the Egyptian pyramids. Although the wooden vessel has disappeared, its surviving pottery cargo reveals clues about an ...