All News

Phys.org / An elegant modification doubles the range of low-noise 'white lasers' in a single fiber

Supercontinuum light sources—often called "white lasers" because they emit a broad, continuous rainbow of colors—are essential tools for everything from advanced medical imaging to environmental gas detection. However, researchers ...

Aug 6, 2026
Phys.org / DESI side project reveals the spectra of disintegrated exoplanets

Using spectral data from the Dark Energy Spectroscopic Instrument (DESI), astronomers have gained some of the clearest evidence yet that white dwarf stars are accreting debris from disintegrating exoplanets. Captured while ...

Aug 2, 2026
Phys.org / Bacterial enzyme switch could weaken antibiotic defenses in MRSA and other pathogens

If you ask Vijay Parashar, associate professor of medical and molecular sciences (MMSC) at the University of Delaware College of Health Sciences, human bodies are bags of bacteria. "It sounds gross, but not all bacteria are ...

Aug 6, 2026
Phys.org / Were there tiny dinosaurs? New study explores one of evolution's biggest mysteries

Dinosaurs are famous for being big, from the towering Tyrannosaurus rex to the colossal Apatosaurus. But a new study published today in the journal Evolution by scientists at the American Museum of Natural History and Princeton ...

Aug 5, 2026
Medical Xpress / Finding new osteoarthritis medicines via AI and genetics

Osteoarthritis (OA) is a chronic, painful joint disease and a leading cause of disability. Despite its prevalence, therapies for osteoarthritis are limited and focus on symptom management. Now, researchers are combining genetic ...

Aug 6, 2026
Phys.org / A new species of Ice Age toad discovered at La Brea Tar Pits: The spadefoot toad Spea labreae

For the first time, researchers have discovered a new species of extinct amphibian from Ice Age Los Angeles at La Brea Tar Pits: a spadefoot toad they have named Spea labreae. Only one other extinct Pleistocene amphibian ...

Aug 5, 2026
Medical Xpress / How multinucleated cells help the brain reorganize after localized astrocyte loss

The human brain contains various types of cells that collectively support its functions. In addition to neurons, nerve cells that communicate via electrical and chemical signals, it also relies on star-shaped cells known ...

Aug 3, 2026
Medical Xpress / AI could help Medicaid enrollees meet 80-hour work rules

Complex health care policies are often challenging to implement. That's a reality states across the country will deal with as new Medicaid work requirements are rolled out next year.

Aug 8, 2026
Tech Xplore / Thinking about trading your car in for an EV? Here's a compelling new reason to do it now

In recent months, American drivers have felt the pain of increased prices at the gas pump. There's some evidence that higher prices may be fueling interest in greener ways of getting around. Battery electric cars, more commonly ...

Aug 6, 2026
Phys.org / Fossils from Wyoming's Smiley Draw deepen understanding of early primate evolution

A new study from the University of Kansas complicates the picture of primates living in North America some 55 million years ago during the Eocene, a warm period that allowed mammals to diversify quickly.

Aug 4, 2026
Phys.org / How 'smart' hydrogel packaging tells you if your food is still fresh

The cuts of meat in a supermarket case can look perfectly fresh even as bacteria are already multiplying inside the package. Is there a way to know before you open it?

Aug 6, 2026
Phys.org / Siberia's growing methane threat could offset 20% of global methane reduction targets by 2050

The Arctic is warming at an accelerating pace. As permafrost thaws across vast areas and wildfires become more frequent, large amounts of methane (CH4) are being released. Together, these changes are reshaping the region's ...

Aug 6, 2026