U.S. diets should include more of vitamins D and E, fiber, calcium and magnesium — all are essential nutrients that could offer health benefits.

Sewage-contaminated water absorbs certain wavelengths of light, leaving a signature that can be detected by space-based instruments, a new study finds.

The remains of extinct Homo erectus dredged from the seabed off Java, along with thousands of animal fossils, are revealing a long-lost ecosystem.

Adults who walked more than 100 minutes per day were less likely to have chronic low back pain than those who walked fewer than 78 minutes per day.

AI models such as ChatGPT consume serious power. Experts break down where that energy goes, and what you can do to help.

Two studies fill in gaps about the cosmos’s ordinary matter. One maps it all, even the “missing matter.” The other details one of its hiding spots.

In a pair of papers submitted June 17 at arXiv.org, researchers generated conditions called “magic states,” crucial components of quantum computations. And those magic states were high-quality enough ...

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Algae grown under Mars-like conditions could make bioplastic building materials for structures to harbor life in space.