X-rays reveal hundreds of gold threads in a South Korean woman's knee left behind by acupuncture, raising safety concerns.

Hourly weather and temperature fluctuations reveal shrinking winter cold and rising heat hours across the globe, reshaping ...

Jet fuel made from trash could dramatically reduce aviation emissions and turn city garbage into a major clean-energy ...

Submarine canyons form in places where the seafloor is steepest, redefining how sediments and carbon travel to the depths of ...

Scientists discover Megachile lucifer, a new Australian bee with tiny, devil-like horns that may help it dig, pack, and ...

AI's rapid growth is draining energy and water. A new study reveals the environmental cost - and how smart planning can keep ...

FDA issues a warning after discovering the H5N1 avian influenza virus in raw pet food, raising awareness and reinforcing ...

Palaspata, a Tiwanaku sun temple aligned with the equinox, has been discovered in Bolivia, revealing ancient trade links in ...

Young corals can still build skeletons in acidic water, but the altered crystal structure makes the skeletons smaller and ...

A new national study reveals that many young adults feel lonely even while spending plenty of time with friends.

Plant-based diets - vegan, vegetarian, and pescatarian - can dramatically reduce environmental impact without sacrificing nutrition.

Scientists use a natural pathogen and ant behavior to collapse invasive tawny crazy ant colonies and help restore ecosystems.