Phys.org news

Phys.org / The moon's largest impact crater scattered something priceless—and Artemis may be heading straight into it

A new study, published in Science Advances, has refined some important details about the moon's largest and oldest impact crater, which stretches more than 1,200 miles (2,000 km) on the far side of the moon. The new details ...

9 hours ago
Phys.org / Old bottles and battery acid can drive production of valuable industrial chemicals

Battery acid from old cars, with a little help from a catalyst, can give plastic waste a new purpose, using it to drive the production of useful chemicals, powered by sunlight alone. A recent study by researchers at the University ...

10 hours ago
Phys.org / Dinosaur dental fossils reveal bird-like parental care bonds

Baby dinosaurs were likely fed more nutritious food than their adult counterparts, a finding that could offer insights into their social evolution, suggests a new study. Paleontologists uncovered this finding by studying ...

11 hours ago
Phys.org / Northern Sri Lanka's oldest confirmed settlement reshapes what archaeologists thought about early island life

A study published in the Journal of Island and Coastal Archaeology has identified the earliest evidence of prehistoric occupation by island dwellers of northern Sri Lanka. Long thought to be unsuitable for human occupation ...

5 hours ago
Phys.org / TikTok algorithm showed a pro-Republican bias during the last US presidential election

TikTok's algorithm did not treat Democrats and Republicans equally during the 2024 US presidential election. According to a paper published in Nature, its recommendation system showed a Republican-leaning skew in three states. ...

12 hours ago
Phys.org / The first direct observation of laser-created isolated hopfions

Over the past few decades, some physicists worldwide have been investigating unusual particle-like magnetic structures known as topological solitons. These structures could potentially be leveraged to develop new cutting-edge ...

15 hours ago
Phys.org / From flying discs to glowing orbs, these newly opened Pentagon files point somewhere stranger than expected

The Pentagon on Friday released a first batch of secret files documenting reported sightings of unidentified flying objects—some dating back to the 1940s—fanning speculation over whether alien life exists.

9 hours ago
Phys.org / Anion swap unlocks sevenfold CO₂ capture in polyionic liquids

A joint research team from Nitto Boseki Co., Ltd. (Nittobo) and Tohoku University has revealed that polyionic liquids (PILs) can achieve high carbon dioxide (CO₂) adsorption when their counter anions are exchanged. This discovery ...

7 hours ago
Phys.org / Spiral galaxy's brilliant heart shines bright in a new picture from NASA's Webb telescope

A spiral galaxy's brilliant heart outshines everything within sight in a new picture from NASA's Webb Space Telescope.

9 hours ago
Phys.org / Antarctica sea ice collapse driven by triple whammy of climate chaos, scientists find

Antarctica is being ravaged by a triple-whammy of climate chaos that has melted sea ice to record lows, a new study has revealed. For decades, the frozen wilderness at the bottom of the world defied global warming trends, ...

9 hours ago
Phys.org / Vast atmospheric waves on Venus are caused by largest known 'hydraulic jump'

The mysterious origin of an impressive cloud disturbance on Venus has now been revealed by a team including the University of Tokyo. Researchers used numerical models to show that an enormous 6,000-kilometer-wide atmospheric ...

10 hours ago
Phys.org / Plants evolved distinct functions for two forms of a fundamental signaling molecule, study shows

The molecule cAMP, which plays essential roles in mammalian cells, is less well understood in plants. In a new Science Advances paper, researchers from the Institute of Science and Technology Austria (ISTA) and international ...

9 hours ago