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May 9, 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

Elon Musk and Sam Altman battle it out in court, and the outcome could carry significant ramifications for how AI development is shaped.

Human brains have been shrinking since prehistoric times, some studies suggest. Whether this is true and why it has happened are debated.

The FDA is launching a new framework to deliver tailor-made gene therapies to people with rare genetic disorders. Discussions about whom to treat and how to monitor patients are ongoing.

The Department of Defense just declassified more than 160 documents, images and recordings related to UFO/UAP sightings dating back to before the Apollo era.

In hard times, like when the dinosaur-killing asteroid hit Earth, some plants transformed into "hopeful monsters" to save themselves. Now, a new paper shows that these monsters are more common than we thought.

Archaeologists discovered the 20-karat-gold dental wire in the lower jaw of a middle-aged man who lived around 500 years ago in Scotland.

Scientists tested a live quantum internet between three locations across New York, inching closer to an unhackable internet.

New research suggests mangroves remove 960,000 tons per year of nitrogen from global water systems, a figure that could rise to more than 5.5 million tons annually if conditions were optimal for the plants.