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Astronomers have long been puzzled by a cosmic mystery: planets orbiting two stars--like Star Wars' Tatooine--are surprisingly rare, even though they should be common. New research suggests the culprit is none other than Einstein's theory of general ...

Calling AI things like "smart" or saying it "knows" something might sound harmless, but it can quietly mislead people about what AI actually does. A new study shows that news writers are more careful than expected, rarely using strongly human-like .. ...

Extra virgin olive oil might help protect your brain by working through your gut. A two-year study found that people who consumed it had better cognitive performance and more diverse gut bacteria than those using refined olive oil. Researchers even . ...

Scientists have captured stunning new insights into one of the universe's most powerful phenomena--black hole jets--by using a planet-sized network of radio telescopes. Focusing on Cygnus X-1, one of the first known black holes, they measured jets .. ...

Sitting all day might not be as damaging as once feared--if you're willing to move more. A massive study tracking over 72,000 people found that simply increasing daily steps can significantly reduce the risk of death and heart disease, even for those ...

That "magic" sponge under your sink may be hiding an environmental downside. While melamine sponges are famous for effortlessly scrubbing away stubborn stains, they slowly break down as you use them--shedding tiny plastic fibers that wash into water ...

Caffeine doesn't just perk up humans--it can sharpen ants' minds too. Invasive Argentine ants given caffeinated sugar learned to find food much more efficiently, taking straighter paths and reducing travel time by up to 38%. They weren't faster, just ...

Scientists drilling deep beneath Greenland's ice have uncovered a startling clue about its past--and future. Evidence shows that the Prudhoe Dome, a major high point of the ice sheet, completely melted around 7,000 years ago during a relatively mild ...

Engineers at Northwestern University have taken a striking leap toward merging machines with the human brain by printing artificial neurons that can actually communicate with real ones. These flexible, low-cost devices generate lifelike electrical .. ...

Some of the ocean's fastest and most fearsome predators--like great white sharks and tuna--are running hotter than expected, and it's costing them dearly. New research shows these warm-bodied fish burn nearly four times more energy than cold-blooded ...