Scientists unveil a solid electrolyte that moves lithium as fast as liquids, promising safer, fast-charging batteries.

Living cells may generate electricity through the natural motion of their membranes. These fast electrical signals could play ...

In a decades-long effort, researchers have discovered how to tweak the molecular pathways that turn heart muscle motors up or down ...

The humble planarian flatworm can regrow its brain. Here’s how this tiny animal will have you rethinking everything you thought you knew about memory.

Researchers accidentally formed gold hydride under extreme pressure, challenging gold’s long-held inert reputation and ...

A new kind of 3D-printable material that can stretch, flex and still stay friendly to living cells could change how medical ...

A therapy that would once have been considered a feat of science fiction has reversed aggressive and incurable blood cancers in some patients, doctors report. The treatment involves precisely editing ...

The U.S. childhood immunization schedule, the grid of colored bars pediatricians share with parents, recommends a set of vaccines given from birth through adolescence to prevent a range of serious ...

Democrats on the House Oversight Committee have just released a new batch of images from the estate of Jeffrey Epstein. Follow Newsweek's live blog for the latest updates.

Not all climate news in 2025 was bad. There were some "wins" in the climate change debate. Climate wins we missed and how ...

Increasing longevity is forcing a rethink of public policy, individual lifestyles, and private finances. Yet it is crucial not to overreact or grow unduly alarmed about shifting population dynamics.