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Scientists have discovered that many common sweeteners can interfere with gut bacteria, with some combinations involving medications producing surprisingly strong effects. One sweetener mixed with a widely prescribed antidepressant reduced beneficial ...

Scientists have discovered that a protein linked to youth helps protect the brain's immune cells from age-related decline. Restoring the protein in older mice improved the cells' ability to clear debris and reduced signs of inflammation, raising ...

A SpaceX Falcon 9 rocket created a dazzling, jellyfish-shaped glow across the eastern United States as sunlight illuminated its exhaust during an early morning launch. The mission delivered equipment and scientific experiments to the International .. ...

Archaeologists have discovered 1,200-year-old remains of Peru's famous hairless dogs at an ancient Wari Empire burial site, including remarkably preserved mummies and puppies buried alongside humans. Their unusual teeth, diets, and burial ...

El Niño is fueling a dangerous cascade of wildfires across the tropics, with the Amazon rainforest now experiencing widespread burning and scientists warning that the worst may still be ahead. NASA researchers are uncovering dozens of previously ...

Scientists have discovered that a potential new drug can reverse severe fatty liver disease in animal models by restoring gut health and blocking harmful substances from reaching the liver. The breakthrough could pave the way for new treatments for . ...

NASA's Nancy Grace Roman Space Telescope has exceeded expectations after engineers made incredibly tiny adjustments to sharpen its view of the universe. By moving a mirror just one-sixteenth the width of a human hair, the team helped bring its ...

Scientists have uncovered an unexpected trade-off in the wings of the European nightjar, a bird that migrates thousands of kilometers but sacrifices high-speed flight efficiency to hunt insects with remarkable agility. Even more surprisingly, it ...

Scientists have uncovered a surprising cause of age-related cognitive decline involving brain cells previously thought to be entirely beneficial. As these cells become dysfunctional, they can produce abnormal amounts of myelin, disrupting nerve ...

NASA's James Webb Space Telescope has revealed that a turbulent world 20 light-years away has a surprisingly orderly weather system, with three recurring atmospheric states driven by temperature changes and shifting clouds. The breakthrough gives ...