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Phys.org / Astronomers map lifetime of over 100,000 molecular clouds across 66 galaxies

An international team of astronomers has analyzed the data from the James Webb Space Telescope (JWST) and Atacama Large Millimeter/submillimeter Array (ALMA) to investigate giant molecular clouds in nearby galaxies. The new ...

May 5, 2026
Medical Xpress / Brain-based index may reveal Alzheimer's risk patterns in adults as young as 30

Over the past few decades, neuroscientists and medical researchers worldwide have been trying to leverage available health records, brain scans and other medical data to uncover biological markers associated with the onset ...

May 5, 2026
Phys.org / JWST pins down the origins of a planetary odd couple

Across the Milky Way galaxy, a planetary odd couple is circling a star some 190 light years from Earth. A normally "lonely" hot Jupiter is sharing space with a mini-Neptune, in a rare and unlikely pairing that's had astronomers ...

May 5, 2026
Science X / Is fasting the new anti-aging hack? For seniors, it's complicated

Think skipping meals is just for younger folks? Research suggests that when and how older adults eat can influence weight, heart health, and even cognitive function. There's a trade-off, though.

May 5, 2026
Phys.org / Buried electrical pathways across the US reveal new clues about Earth's interior and power grid risks

A solar storm like the one that caused a nine-hour blackout across Quebec in 1989 could have even more dramatic effects if it struck the eastern United States today. Now, scientists have developed new tools to detect these ...

May 4, 2026
Phys.org / Physics-based weather models more accurate than AI at predicting extreme weather

Weather forecasting is another aspect of modern life that artificial intelligence is transforming. Models like GraphCast, Pangu-Weather, and Fuxi are already better than traditional physics-based climate models at predicting ...

May 5, 2026
Phys.org / Life with one less: Engineered bacteria break the 20-amino-acid rule

One of life's many mysteries is how it ended up choosing only a set of 20 amino acids to build proteins for its wide catalog of organisms, from single-celled bacteria to behemoth whales. From a chemical standpoint, many of ...

May 5, 2026
Phys.org / Colored microplastics could be making global warming worse

There's more bad news about microplastics. We already know they pose a risk to health and can pollute ecosystems, but now researchers have discovered that tiny plastic particles drifting in Earth's atmosphere could be a significant ...

May 5, 2026
Tech Xplore / Can AI ascertain our personality traits from our ChatGPT history?

Large language models (LLMs), the computational models underpinning the functioning of ChatGPT, Gemini, and similar conversational platforms, are now used daily by many people worldwide. As these models can rapidly answer ...

May 5, 2026
Phys.org / 'Indian Niño' drove record heat in 2023 and 2024, new study finds

In 2023 and 2024, Earth's average global surface temperature spiked nearly 0.3 degrees Celsius above what was already expected from climate change. Each year was declared the hottest on record and coincided with deadly wildfires, ...

May 6, 2026
Phys.org / DNA-reading AI reconstructs ancestry in minutes, matching top statistical methods

Researchers at the University of Oregon have developed an artificial intelligence tool that can read genetic code the way large language models like ChatGPT read text. Scanning the genome for biological mutation patterns, ...

May 4, 2026
Phys.org / Space junk falls to Earth faster when sunspots peak, reshaping satellite collision forecasts

Solar emissions exert 'drag' on space junk orbiting Earth. From historical measurements across a period of 36 years, researchers have now shown that space junk begins to fall down much faster once the sun's activity across ...

May 6, 2026