Scientists have found a surprising way to regrow damaged knee cartilage by blocking a protein that becomes more abundant with age. In old mice, the treatment restored naturally lost cartilage and also helped prevent osteoarthritis after ACL-like knee injuries, while human cartilage taken from knee replacement patients began producing new, functional joint cartilage after exposure to the same inhibitor.

President Donald Trump cannot fire US attorneys who have been appointed by courts, a federal judge in Washington state said Thursday in a first-of-its-kind ruling that tests the scope of a president’s...

Musk’s posts are not just inflammatory rhetoric. They have real-life consequences.

Six tech oligarchs signed Trump’s voluntary AI safety accord. Their companies hold billions in federal contracts. The conflict of interest is explicit: three helped design the rules meant to police th...

MAGA site Just The News reports: Sen. Bill Hagerty, R-Tenn., on Wednesday announced that he had filed a bar complaint against former special counsel Jack Smith in the wake of his Tuesday testimony on Capitol Hill. “I filed a bar complaint against Jack Smith this morning. He’s a blatantly partisan actor and his prosecutorial misconduct …

Science activists and allies mobilizing to save science, health and democracy itself from the Trump administration's dismantlement and privatization.

Wilber Garcés Pérez is accused of striking an agent with his rear-view mirror before he was arrested with a bullet near his spine

U.S. war planners were too confident in unreliable artificial intelligence tools, leading to a strike on an Iranian school, Bloomberg reported.

Health House by House reached 10.9 million people with 22.8 million home visits, feeding Mexico's 2027 Universal Health Service credential rollout.