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Phys.org / When stars fail to explode

Many stars die spectacularly when they explode as supernovae. During these violent explosions, they leave behind thick, chaotic clouds of debris shaped like cauliflowers. But supernova remnant Pa 30 looks nothing like that.

Jan 2, 2026 in Astronomy & Space
Phys.org / Judge finds Alaska's bid to reauthorize wolf-shooting program on Kenai Peninsula is unconstitutional

A judge has ordered the Alaska Department of Fish and Game to pay $115,220 in attorney's fees to a retired Anchorage lawyer and wildlife advocate who successfully sued the state over a wolf-killing policy on the southern ...

23 hours ago in Biology
Phys.org / Betelgeuse's elusive companion star: Siwarha's 'wake' detected

Using new observations from NASA's Hubble Space Telescope and ground-based observatories, astronomers have tracked the influence of a recently discovered companion star, Siwarha, on the gas around Betelgeuse. The research, ...

Jan 5, 2026 in Astronomy & Space
Phys.org / Active solar region observed for record 94 days

In May 2024, the strongest solar storm in twenty years raged. An international team led by ETH Zurich observed it. Their findings are now helping to improve space weather forecasts.

Jan 5, 2026 in Astronomy & Space
Phys.org / Climate messaging sways minds, not wallets, regardless of political party

In a study involving more than 13,000 participants in the U.S., several messaging strategies were shown to move the needle—albeit slightly—in attempts to strengthen pro-environmental attitudes and behaviors regarding ...

Jan 5, 2026 in Earth
Phys.org / 2025 was UK's hottest and sunniest year on record

Last year was Britain's hottest and sunniest on record, the national weather service confirmed on Friday, calling it a "clear demonstration" of the impacts of climate change.

Jan 2, 2026 in Earth
Phys.org / Fault-tolerant quantum computing: Novel protocol efficiently reduces resource cost

Quantum computers, systems that process information leveraging quantum mechanical effects, could soon outperform classical computers on some complex computational problems. These computers rely on qubits, units of quantum ...

Jan 5, 2026 in Physics
Phys.org / Biological pumps: How zooplankton are transporting microplastics to the ocean depths

A new study has, for the first time, recorded and measured just how fast microplastics move through the gut passage of a key zooplankton species in real time—and used those measurements to estimate how much plastic these ...

Jan 5, 2026 in Earth
Medical Xpress / How a rare genetic variant protects some people from developing blood cancers

Blood cancer is an umbrella term for a variety of diseases that affect the blood, bone marrow and lymphatic system. Like most cancers, the cause is usually mutations in the DNA, which are genetic errors that accumulate as ...

Jan 5, 2026 in Oncology & Cancer
Phys.org / The US used to be really dirty: Environmental cleanup laws have made a huge difference

Growing up in the 1970s, I took for granted the trash piles along the highway, tires washed up on beaches, and smog fouling city air. The famed "Crying Indian" commercial of 1971 became a symbol of widespread environmental ...

Jan 5, 2026 in Earth
Phys.org / EPA says it will propose drinking water limit for perchlorate, but only because court ordered it

The Environmental Protection Agency on Monday said it would propose a drinking water limit for perchlorate, a harmful chemical in rockets and other explosives, but also said doing so wouldn't significantly benefit public ...

Jan 5, 2026 in Earth
Tech Xplore / The hidden carbon footprint of wearable health care

University of Chicago and Cornell University researchers analyzed wearable health care electronics and reported carbon impacts of 1.1–6.1 kg CO2-equivalent per device. With global device consumption projected to rise 42-fold ...