A 12th-century sword spotted jutting out of the seabed in Israel was designed for one-handed combat during the Crusades.
The tiny bots follow patterns of light and "artificial space-time," navigating like craft following the curved space around a black hole.
The "city killer" asteroid 2024 YR4 won't hit Earth or the moon when it whizzes by in 2032, the latest James Webb Space Telescope observations confirm.
Mercury is a metal, yet it has some weird physical properties, including being a liquid at room temperature.
March 7, 2026: Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.
As Anthropic releases its most autonomous agents yet, a mounting clash with the military reveals the impossible choice between global scaling and a "safety first" ethos.
A new analysis finds that global warming has significantly accelerated since 2015, but not everyone agrees.
Live Science spoke with the scientists behind an upcoming clinical trial testing an immune therapy for depression.
A unique technique allowed astronomers to see the early universe as a "sea of light" and explore the effects of gravity and dark energy on cosmic evolution.
Many mammals have fur the color of brown and black. Why don't they have more exotic colors, like purple and neon pink?
NASA's James Webb Space Telescope reveals new infrared images of the brain-shaped "Exposed Cranium" nebula, the final stages of a dying star.
A researcher explores how AI is being used to optimize food delivery, which may not always be a good thing.
A new study shows that stars with low magnetic activity are likely to support exoplanetary systems, making the hunt for these celestial objects less random.
Two researchers discuss how ancient DNA is used to track how people moved and lived during Britain's Bronze Age.
Live Science spoke with Dr. John Pandolfino, a researcher who designed a "digital twin" to help guide surgery.