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Tech Xplore / Pentagon signs classified AI deals with tech giants, snubs Anthropic

The Pentagon on Friday announced agreements with seven leading artificial intelligence companies to deploy their technology on classified military networks, a move that pointedly excludes Anthropic amid its ongoing dispute ...

21 hours ago
Phys.org / A lost galaxy called 'Loki' may be hiding inside the Milky Way

The Milky Way galaxy grew into its current form with the help of smaller galaxies over time, which it has "consumed" or merged with. Astronomers are able to pick out which stars in the Milky Way came from other galaxies by ...

Apr 30, 2026
Phys.org / Proton beam timing tool could check radiotherapy energy before nearly every treatment

Proton beams are not only used in sophisticated nuclear physics experiments. Today, they are becoming increasingly popular in radiotherapy, where they are an irreplaceable tool for destroying cancer cells. Doctors and physicists ...

21 hours ago
Phys.org / Why did Clovis toolmakers choose difficult quartz crystal? New study offers clues

Quartz crystals are difficult to knap due to size, hardness, and crystalline structure, making them a "low-quality" raw material. However, the Clovis people of North America sometimes made points and other tools from this ...

Apr 26, 2026
Medical Xpress / FDA recalls several Ghirardelli powdered beverages over potential contamination

Several powdered beverage mixes by Ghirardelli Chocolate Company are being recalled due to possible concerns of Salmonella contamination.

22 hours ago
Phys.org / NASA connects little red dots with Chandra and Webb

A newly discovered object may be a key to unlocking the true nature of a mysterious class of sources that astronomers have found in the early universe in recent years. A "X-ray dot" found by NASA's Chandra X-ray Observatory ...

Apr 29, 2026
Phys.org / AI tackles one of math's most brutal problems: Inverse PDEs

Penn Engineers have developed a new way to use AI to solve inverse partial differential equations (PDEs), a particularly challenging class of mathematical problems with broad implications for understanding the natural world.

May 1, 2026
Phys.org / Drivers help study road-trip mystery: what became of bug splats?

Long an emblem of the summer road trip, squashed bugs on the car have become less numerous over the years, many people say—causing concern about the health of the world's insect populations.

Apr 30, 2026
Phys.org / How a free flow of information can amplify incorrect ideas

The idea that information should flow freely is deeply embedded in the design of social media. The assumption is that the more information is produced and shared, the better. However, simulations by a team of scientists including ...

Apr 28, 2026
Phys.org / Europe's seafloor fishing looks profitable until societal costs turn the math upside down

The first study to measure the full economic value of bottom trawling in Europe's waters calculates that the destructive fishing practice imposes up to €16 billion annually in net costs to society. The research is published ...

Apr 28, 2026
Phys.org / Mining the solar system to build a new world

I watched Armageddon again fairly recently with Bruce Willis, oil drillers in space and an asteroid the size of Texas bearing down on Earth. Buried beneath the Hollywood chaos is a genuinely interesting question: What exactly ...

Apr 27, 2026
Phys.org / Western music is getting simpler and more repetitive by the day and data prove it

Ever had that moment when a song comes on and it feels strangely familiar, like it reminds you of another song that came out just a few months ago? If you feel this phenomenon has become more frequent, then you are not imagining ...

Apr 29, 2026