Researchers have discovered a biological switch that explains why movement keeps bones strong. The protein senses physical activity and pushes bone marrow stem cells to build bone instead of storing ...

A long-term study found that while a ketogenic diet prevented weight gain, it also triggered major metabolic problems. Mice ...

Findings could create new opportunities to treat and study neurodegenerative diseasesScientists discovered that sugar ...

Scientists have found compelling new evidence that humans, not glaciers, brought Stonehenge’s bluestones to the site. Using ...

A large French study tracking more than 100,000 people over a decade has found that higher consumption of certain food preservatives—commonly found in processed foods and drinks—is linked to a ...

For years, scientists noticed that magnetic fields could improve steel, but no one knew exactly why. New simulations reveal that magnetism changes how iron atoms behave, making it harder for carbon ...

Our genome isn’t as peaceful as it looks—some DNA elements are constantly trying to disrupt it. Scientists studying fruit ...

When materials become just one atom thick, melting no longer follows the familiar rules. Instead of jumping straight from solid to liquid, an unusual in-between state emerges, where atomic positions ...

Astronomers may have finally cracked one of the universe’s biggest mysteries: how black holes grew so enormous so fast after ...

Webb’s latest image of the Helix Nebula reveals a dramatic close-up of a dying star shedding its outer layers. The detailed ...

Researchers have demonstrated that quantum entanglement can link atoms across space to improve measurement accuracy. By ...

Home fireplaces and wood stoves are quietly driving a large share of winter air pollution, even though only a small number of ...