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Phys.org / Hubble dazzles with young stars in Trifid Nebula

This shimmering region of star-formation, a close-up of the Trifid Nebula about 5,000 light-years from Earth, was captured in intricate detail by NASA's Hubble Space Telescope. The colors in Hubble's visible light image, ...

Apr 20, 2026
Medical Xpress / Death rates on Mount Everest have declined dramatically over the last century, new study finds

A new study analyzing Mount Everest expeditions spanning more than a century has found that death rates among climbers have declined significantly in recent decades—despite a dramatic increase in the number of people attempting ...

Apr 24, 2026
Tech Xplore / 'Seeing clearly even in the fog'—a next-generation infrared image sensor for autonomous driving

Infrared sensors that detect the short-wave infrared (SWIR) region can clearly recognize objects not only during the day and at night, but also in fog or smoke, making them a key component of future intelligent technologies ...

Apr 21, 2026
Phys.org / Half of America sits in democratic limbo—and that silent middle may decide what breaks next

If you were to ask democracy scholars what they consider the greatest threat to American democracy, you might assume it is voters who support undemocratic practices or policies. But the real answer may surprise you: These ...

Apr 21, 2026
Medical Xpress / New study examines relationship between parenting and gaming disorder in young children with ADHD

A new Children's Hospital of Philadelphia study examines the relationship between parenting factors and gaming disorder in young children with attention deficit hyperactivity disorder (ADHD). Findings from the study were ...

Apr 24, 2026
Phys.org / A laser inspired by black holes: Extreme physics recreated in the lab

Researchers from Bar-Ilan University have successfully recreated key features of black hole physics in a laboratory setting using an innovative optical system that mimics how black holes behave after violent cosmic events ...

Apr 21, 2026
Phys.org / Cambrian microfossils reveal earliest known ringed worms from 535 million years ago

Scientists have uncovered the earliest fossil evidence of annelids (ringed worms) in Cambrian microfossils dating back approximately 535 million years ago. This discovery offers fresh insights into the origin and early evolution ...

Apr 20, 2026
Medical Xpress / New scoring tool shows radiation can reprogram pancreatic tumor environment

A new study by researchers at Fox Chase Cancer Center focusing on pancreatic cancer has shown that a new scoring system can provide a single numerical value that reflects whether the tumor microenvironment, the biological ...

Apr 24, 2026
Phys.org / Why ultrashort laser pulses could make low-power electron sources far more practical

A new theoretical study finds shorter laser pulses achieve higher quantum efficiency for photoemission from a solid surface without increasing power or intensity. Using light to knock electrons loose from a surface—known ...

Apr 20, 2026
Phys.org / Australia's truffle industry may owe part of its success to a surprising underground secret

Imagine ordering a truffle dish in a fancy restaurant, and you might picture pricey gourmet mushrooms from France or Italy. But recent decades have seen an upstart on the truffle scene. Today, one of the world's largest producers ...

Apr 20, 2026
Phys.org / Self‑replicating circular RNA persists in extreme environments: Insights from hot spring microbiomes

Although the genetic material of most living organisms is DNA, various self-replicating agents rely instead on RNA, including RNA viruses and viroids, which are infectious RNA molecules that are smaller and structurally simpler ...

Apr 21, 2026
Phys.org / Cocaine pollution alters salmon behavior in the wild, study reveals

An international study, led by researchers from Griffith University, the Swedish University of Agricultural Sciences, the Zoological Society of London and the Max Planck Institute of Animal Behavior, is the first to demonstrate ...

Apr 20, 2026