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Condensed Matter Jun 14, 2024

New approach to identifying altermagnetic materials

Magnetic materials have traditionally been classified as either ferromagnetic, like the decorative magnets on iron refrigerator doors that are seemingly always magnetic, or antiferromagnetic, like two bar magnets placed end-to-end ...

Social Sciences Jun 11, 2024

Age verification for pornography access? Research shows it fails on many levels

The Australian government has announced an A $6.5 million trial of "age assurance" technology to restrict minors' access to pornography. It's part of a $1 billion package to address gendered violence. And it now comes alongside ...

Astronomy Jun 11, 2024

Chinese astronomers discover a high-velocity star ejected from globular cluster Messier 15

Chinese astronomers report the discovery of a new high-velocity star about 4,200 light years away. The newfound star, designated J0731+3717, turned out to be ejected from the globular cluster Messier 15 by an intermediate-mass ...

Astronomy Jun 10, 2024

Lone star state: Tracking a low-mass star as it speeds across the Milky Way

It may seem like the sun is stationary while the planets in its orbit are moving, but the sun is actually orbiting around the Milky Way galaxy at an impressive rate of about 220 kilometers per second—almost half a million ...

Archaeology Jun 10, 2024

Hunter-gatherer diets weren't always heavy on meat: Morocco study reveals a plant-based diet

About 11,000 years ago, humans made a major shift from hunting and gathering to farming. This change, known as the Neolithic Revolution, dramatically altered our diets.

Space Exploration Jun 7, 2024

Scientists record Earth's radio waves from the moon

On Feb. 22, a lunar lander named Odysseus touched down near the moon's South Pole and popped out four antennas to record radio waves around the surface—a moment University of Colorado Boulder astrophysicist Jack Burns hails ...

Astronomy Jun 6, 2024

Earliest detection of metal challenges what we know about the first galaxies

Astronomers have detected carbon in a galaxy just 350 million years after the Big Bang, the earliest detection of any element in the universe other than hydrogen.

Political science Jun 5, 2024

Researchers: 'Junk science' is being used in Australian courtrooms, and wrongful convictions are at stake

The conviction of Robert Farquharson for the murder of his three sons on Father's Day 2005 is being questioned in the media, with doubts raised about the reliability of prosecution's medical, traffic reconstruction and sinking ...

Earth Sciences Jun 3, 2024

Measuring temperature of seafloor millions of years ago may show if ocean warming increases methane release

Methane is a greenhouse gas about 25 times more potent than carbon dioxide. At low temperatures and high pressure, it combines with water to form methane hydrate, an ice-like solid of which huge deposits exist under the seafloor.

Environment May 31, 2024

Mussels downstream of wastewater treatment plant contain radium, study reports

Burrowed into streambeds and rarely moving for their decades-long lifespans, freshwater mussels are biomonitors, meaning they indicate how clean their environment is, according to Penn State researchers. As the bivalves feed ...

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