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Phys.org / Possible 'superkilonova' exploded not once but twice

When the most massive stars reach the ends of their lives, they blow up in spectacular supernova explosions, which seed the universe with heavy elements such as carbon and iron. Another type of explosion—the kilonova—occurs ...

Dec 16, 2025 in Astronomy & Space
Tech Xplore / AI-generated podcasts flood the market, challenging traditional hosts and listeners

Chatty bots are sharing their hot takes through hundreds of thousands of AI-generated podcasts. And the invasion has just begun.

Dec 15, 2025 in Consumer & Gadgets
Phys.org / Neutrality isn't a safe strategy on controversial issues, research shows

Researchers Rachel Ruttan and Katherine DeCelles of the University of Toronto's Rotman School of Management are anything but neutral on neutrality. The next time you're tempted to play it safe on a hot-button topic, their ...

Dec 16, 2025 in Other Sciences
Phys.org / What's powering these mysterious, bright blue cosmic flashes? Astronomers find a clue

Among the more puzzling cosmic phenomena discovered over the past few decades are brief and very bright flashes of blue and ultraviolet light that gradually fade away, leaving behind faint X-ray and radio emissions. With ...

Dec 16, 2025 in Astronomy & Space
Phys.org / A universal law could explain how large trades change stock prices

Financial markets are often seen as chaotic and unpredictable. Every day, traders around the world buy shares and sell assets in a whirlwind of activity. It looks like a system of total randomness—but is it really?

Dec 16, 2025 in Physics
Phys.org / Pahon Cave provides a look into 5,000 years of surprisingly stable Stone Age tool use

The Pahon Cave in Gabon offers archaeologists a well-preserved look into the Late Stone Age time period in central Africa, thanks to the stratified layers of guano-based sediment. This is in contrast with much of the surrounding ...

Dec 16, 2025 in Other Sciences
Phys.org / 8.2 ka event triggered social transformation, not destruction, at China's Jiahu site

In a recent study, Dr. Yuchen Tan and colleagues examined the response of the North China Plain settlement of Jiahu to the abrupt climatic 8.2 ka event. They found that Jiahu not only survived but also demonstrated remarkable ...

Dec 16, 2025 in Other Sciences
Phys.org / A new global map uses a fleet of satellites to catch methane leaks from the energy sector

When it comes to global warming and greenhouse gases, methane is one of the bad guys. It's the second most important contributor to climate change after carbon dioxide. However, quantifying the exact amount being released ...

Dec 16, 2025 in Earth
Phys.org / Saturday Citations: Nice people are happier; Uranus may not be icy; SIM farm reporting

This week, researchers identified signaling pathways underpinning drug resistance in pancreatic cancer, a normally lethal diagnosis. A physicist proposed that conscious states in the brain may arise from the brain's ability ...

Dec 13, 2025 in Other Sciences
Phys.org / Rare brown dwarf discovered orbiting ancient star

Astronomers from the Harvard-Smithsonian Center for Astrophysics (CfA) and elsewhere report the discovery of a new brown dwarf about 60 times more massive than Jupiter. The newfound substellar object, designated TOI-7019 ...

Dec 16, 2025 in Astronomy & Space
Phys.org / Droughts are lasting longer across Australia, study shows

Droughts are lasting longer in Australia, particularly in some of our most populated regions, UNSW scientists have shown.

Dec 12, 2025 in Earth
Medical Xpress / Psilocybin shows greater potential than cannabinoids for obsessive-compulsive disorder treatment

In a review of previous studies, McMaster University researchers observe a stronger signal for psilocybin as a treatment for obsessive-compulsive disorder than cannabinoids.

Dec 16, 2025 in Psychology & Psychiatry