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Phys.org / TESS discovers an Earth-sized planet orbiting nearby M-dwarf star

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered an extrasolar planet orbiting TOI-4616—a nearby M-dwarf star. The newfound alien world, which received designation ...

Mar 29, 2026
Phys.org / Why subduction zones act as the Earth's 'gold kitchens'

Earth's "gold kitchen" lies deep beneath the seafloor. Island arcs, whose volcanoes form above subduction zones where one oceanic plate sinks beneath another, are often particularly rich in gold. The reasons for this have ...

Apr 1, 2026
Phys.org / Rudeness may be rewarded—as a response to rudeness

If you don't have anything nice to say, perhaps it's OK to say it anyway—if responding to someone who has treated you or your team rudely, new Cornell research suggests. Civil responses to disrespectful behavior remain the ...

Apr 2, 2026
Phys.org / How noise limits today's quantum circuits

Imagine you're trying to build a very long, complicated chain of dominoes. The aim is that each domino hits the next one perfectly, all the way down the line, producing an amazing result at the end. A quantum circuit is like ...

Apr 2, 2026
Tech Xplore / Hygroscopic salts pull lithium from mining waste using only moisture from air

The world cannot have enough of the third element on the periodic table. From smartphones and laptops to state-of-the-art EVs, all are powered by lithium batteries. The demand for metal is only going to rise, and projected ...

Mar 30, 2026
Medical Xpress / Looking back to protect the future: New insights into influenza immunity

A new study from the Peter Doherty Institute for Infection and Immunity shows that seasonal influenza vaccination does more than protect against viruses circulating that year; it can also prime the immune system to respond ...

Apr 2, 2026
Phys.org / Native Americans were making dice, gambling, exploring probability millennia before their Old World counterparts

A new study in American Antiquity presents evidence that the earliest known dice in human history were made and used by Native American hunter-gatherers on the western Great Plains more than 12,000 years ago at the end of ...

Apr 2, 2026
Phys.org / A global carbon credit program risks rewarding the wrong behavior

A United Nations-backed framework for protecting tropical forests could allow governments to collect income from carbon credits without advancing forest conservation. The weakness lies in how the program calculates baselines, ...

Apr 2, 2026
Phys.org / Ancient Neanderthal genome reveals isolated, distinct populations

Neanderthals split into distinct regional groups that developed genetic differences far sooner than modern human populations typically did, according to a study published in Proceedings of the National Academy of Sciences. ...

Mar 29, 2026
Medical Xpress / Longer weekly home-visit rehabilitations linked to improved activities of daily living in older adults

In aging societies, the role of home-visit rehabilitation (HR)—which provides physical, occupational, and speech therapy in patients' homes—is becoming increasingly important for supporting independent living. Although previous ...

Apr 4, 2026
Phys.org / Researchers present first fossilized 'emperor' butterfly

Butterfly fossils are rare, and finds that preserve fine anatomical details and wing patterns are an absolute exception. An international research team from Sweden, the U.S., and Germany, led by Dr. Hossein Rajaei, lepidopterist ...

Apr 1, 2026
Phys.org / Gemini South confirms long-suspected link between the composition of exoplanets and their host stars

Astronomers have discovered that a giant planet, WASP-189b, echoes the composition of its host star, providing the first direct evidence of a foundational concept in astrobiology. This discovery was achieved through the first-ever ...

Apr 1, 2026