Advances in organ and computer models are raising the prospect that some animal experiments could be eliminated. But there ...

Ahead of National Science Day, students can try five simple home experiments. Using easily available materials, students can practise safely at home and confidently present these engaging science ...

Legislation to require all aircraft flying around busy airports to have key locator systems to prevent midair collisions failed to win approval in the House on Tuesday. The head of ...

Democracy depends on real processes: public hearings where people testify, scientific review grounded in evidence, opportunities for public comment and courts that uphold the law. Feb. 12, when the ...

Lithium metal batteries promise dramatically higher energy density than today’s lithium-ion systems, yet their widespread use remains limited by unstable lithium deposition, dendrite growth, and rapid ...

NASA's Jared Isaacman slammed Boeing for failures with its Starliner spacecraft, which was deemed unsafe to return its crew ...

Five Carnegie Mellon University faculty members are among the 126 recipients of 2026 Sloan Research Fellowships, which honor early career scholars whose achievements put them among the best scientific ...

When Brian Bennion ran short of antibiotics for his cell cultures, the smelly consequences were impossible to ignore.

Metal alloys crack and fail through a mechanism called "fatigue" when repeatedly loaded and strained. While it is well known how to design alloys to withstand static loads and pressures, it is very ...

Large language models (LLMs) can suggest hypotheses, write code and draft papers, and AI agents are automating parts of the research process. Although this can accelerate science, it also makes it ...

Astronomers have watched a dying star fail to explode as a supernova, instead collapsing into a black hole. The remarkable sighting is the most complete observational record ever made of a star's ...

In response to a query from Ars about the engine test anomalies, Rocket Lab Chief Executive Officer Pete Beck downplayed concerns.