One theory points to a long-awaited supersymmetric particle called a ‘higgsino.’ But that idea has some issues.
SCIENTIFIC NEWS
Finding the potential planet hints that our sun’s death could lead to the creation of new worlds.
Microblazars — a miniature version of blazars — may be responsible for mysterious ultra-high-energy particles.
A waterborne pathogen flourishes while toads shelter underground. The finding may help conservationists rethink how to protect the threatened species.
Uneven supernova explosions may explain the unusual mix of elements in Milky Way stars once thought to be evidence of hypernovas.
Naegleria amoebas’ exploration skills and crawling behaviors could help explain how the brain-eating variety travel into human brains.
A female humpback whale may have spent days with her stillborn calf. This rare sighting may suggest that baleen whales experience grief.
Scientists graded every river and stream in the contiguous United States, flagging specific repairs each one needs to support aquatic life.
Scientists testing potential treatments for sleep apnea made an unexpected discovery. How quickly people react may depend on whether they’re breathing in or out.
The 10th century treatment called Bald’s eyesalve attacks microbes in multiple ways. Molecule mixtures from it may inspire modern medicine.

Scientists may have seen dark matter. If they did, what exactly is it?
A ‘phoenix’ planet was born from the ashes of its dead star
Astronomers say they’ve spotted the first miniature quasar pointed at Earth
Young Yosemite toads survive winter, then emerge with a deadly fungus
Are hypernovas real?
Here’s how brain-eating amoebas may infect people
A video of a humpback whale and her dead calf reveals the animals’ bond
A new map points out U.S. rivers most worth protecting
Exhaling may speed up reaction times
A medieval remedy could offer ideas for beating antibiotic resistance
Scientists may have seen dark matter. If they did, what exactly is it?
One day behind bars: Students and incarcerated women break prison stigma in Thailand
Sudan: Driver killed in aerial attack on aid trucks in South Kordofan
UN upholds housing as a human right on World Habitat Day