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Phys.org / A giant star may have destroyed itself in one of the universe's rarest explosions

Astronomers may have discovered one of the clearest examples yet of a rare "pair-instability" supernova. It is a catastrophic explosion thought to completely destroy some of the most massive stars in the universe, leaving ...

Jun 1, 2026
Phys.org / Tanzania's iconic heritage sites face damage from state-backed tourism

Assessment of four heritage sites in Tanzania finds that all are under threat from the institutions meant to steward them, prioritizing income from tourism over the sites' preservation and refusing to engage with community ...

Jun 3, 2026
Phys.org / In Iowa, water pollution is a health threat that also disrupts summer fun

Hannah Ray J Childs propelled her kayak into a rapid on Iowa's Maquoketa River on a recent afternoon and dipped her paddle in the water to swing the front of her boat into the air.

Jun 4, 2026
Medical Xpress / Study shows dangerous associations between drug and alcohol use and adolescent mental health

Adolescents who use drugs or binge drink alcohol are more likely to experience psychological distress and have seriously thought of or attempted suicide, according to a new study from the UCLA Center for Health Policy Research ...

Jun 4, 2026
Phys.org / Nitric oxide overload jams plant immune signals, researchers find

A new study from the University of Kentucky Martin-Gatton College of Agriculture, Food and Environment (CAFE) helps explain how plants can lose track of their own disease warnings.

Jun 3, 2026
Phys.org / First deliberately injured Langobard woman in skeletal record reshapes view of male-only violence

The Langobards are frequently depicted as fierce warrior-like people, with all known archaeological evidence of violence restricted to men. However, nearly 1,400 years ago, a Langobard woman took two severe injuries to the ...

Jun 1, 2026
Phys.org / Interstellar object 3I/ATLAS reveals no technosignatures in seven-hour radio scan

Scientists at the SETI Institute recently searched for technological signals from 3I/ATLAS, the third interstellar object observed in our solar system. Using the Allen Telescope Array (ATA) at the Hat Creek Radio Observatory ...

Jun 3, 2026
Tech Xplore / From waste wood to load-bearing feature, a simple calculation could change the way we use 'misfit wood'

Urging industry to make better use of wood that is wasted or burned for energy, researchers have released the first structural tests of non-straight, forked, and double-curved roundwood logs used as columns. In his mission ...

Jun 4, 2026
Phys.org / Ultrafast laser shrinks to chip scale, potentially lowering costs for diagnostics and atomic clocks

Ultrafast lasers emit pulses lasting only a few hundred femtoseconds (quadrillionths of a second). These flashes of light power applications from precision micromachining to eye surgery to optical frequency combs, the Nobel ...

Jun 3, 2026
Phys.org / Plants boost carbon uptake through water efficiency, not heat adaptation, global analysis reveals

An international team of scientists has discovered that plants are not responding to global warming in the way researchers long assumed. Scientists have expected that ecosystems would keep pace with warming by raising the ...

Jun 3, 2026
Medical Xpress / How aging reshapes sensorimotor learning: Older adults may lose explicit strategy but gain implicit adaptation

When most humans reach late adulthood, their ability to coordinate movements and maintain balance, broadly referred to as motor control, tends to gradually decline. While these changes in motor control are widely documented, ...

May 31, 2026
Medical Xpress / Habits form far faster than previously thought, research shows

From responding to the ping of your phone notification to reaching for a snack at the end of the day, many everyday behaviors begin as mindful choices and end up feeling almost automatic. Now a study from Johns Hopkins University, ...

Jun 3, 2026