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Phys.org / Did this star eat its planets? A new study offers clues on 'chemical paradox' of a binary system

Astronomers have investigated a puzzling binary star system in which two stars that may have formed together now show dramatically different chemical compositions. The new study, uploaded to the arXiv preprint server on May ...

Jun 5, 2026
Phys.org / Violating the 3rd law of black hole mechanics in vacuum gravity

Black holes, regions in space where gravity is so strong that nothing can escape, have been widely studied over the past decades, due to their unique and intriguing properties. Einstein's theory of general relativity predicts ...

Jun 3, 2026
Phys.org / 'The Heaven Sword' crowned as East Asia's tallest tree after a nearly decade-long search

Taiwan, historically known as Formosa, holds a secret deep within its rugged interior: it is one of the rare locations on Earth capable of supporting "giant" trees—specimens that tower over 80 meters in height. Since 2014, ...

Jun 5, 2026
Phys.org / Supermassive black holes could be the universe's biggest planet nurseries

Supermassive black holes are the largest known black holes in the universe, sitting at the center of most large galaxies. They are sometimes described as cosmic monsters because they feed on surrounding gas and dust when ...

May 31, 2026
Phys.org / Student astronomer discovers 'Rosetta Stone' for mysterious cosmic signals

An international team led by astronomers at the University of Sydney has uncovered the clearest evidence yet for the origin of an unusual class of cosmic signals. In doing so, they have identified a rare stellar system that ...

Jun 1, 2026
Phys.org / Most detailed map of the universe's hidden magnetic fields released

The largest magnetic map of the universe ever produced—five times larger than all previous efforts combined—marks the beginning of a new generation of research into intergalactic magnetism. Magnetic fields influence how galaxies ...

Jun 3, 2026
Medical Xpress / Middle-aged and older adults with autistic traits face rising anxiety over time, study finds

A major UK study has found that while most middle-aged and older adults experience low levels of anxiety, a small group of people with higher autistic traits are much more likely to report that their anxiety worsens as they ...

Jun 1, 2026
Phys.org / Scientists lose critical climate record as ocean observatory will go dark under Trump funding cuts

A portion of one of the most ambitious ocean monitoring networks ever built will go dark this month when scientists board a research vessel and motor off the Oregon coast to pull a research buoy from deep out of the Pacific.

Jun 3, 2026
Phys.org / Are JWST's early, overmassive black holes just normal-range outliers?

Ever since the JWST revealed a population of SMBH in the early universe that were overmassive, scientists have been working hard to explain them. These black holes existed when the universe was only about 2 billion years ...

Jun 2, 2026
Medical Xpress / Vitamin A poisonings rose almost 40% as measles misinformation spread in 2025

There can be too much of a good thing, and that has been the case with Vitamin A in the U.S.. A recent study in JAMA Network Open has found that between January and March 2025, America's Poison Centers reported a 38.7% increase ...

Jun 5, 2026
Phys.org / Hidden meltwater found deep in Antarctic coastal waters reveals stronger climate impacts

Freshwater from melting Antarctic glaciers may be influencing the Southern Ocean in ways scientists have largely overlooked. New research, published in Frontiers in Marine Science, has found that glacial meltwater is not ...

Jun 5, 2026
Medical Xpress / Injectable hydrogel relieves osteoarthritis pain and repairs cartilage in preclinical tests

For millions of people living with osteoarthritis, daily life can involve a frustrating cycle of pain and stiffness. While current treatments like over-the-counter medications or steroid injections can temporarily dull the ...

Jun 3, 2026