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Phys.org / Artemis II's record-breaking journey around the moon ends with dramatic splashdown

Artemis II's astronauts closed out humanity's first lunar voyage in more than half a century with a Pacific splashdown on Friday, blazing new records near the moon with grace and joy.

6 hours ago
Phys.org / Highway widening may be heating cities faster; here's what could curb it

U.S. cities are rapidly becoming urban heat islands, where these cities are significantly warmer than their surrounding area. Vast expanses of asphalt and concrete trap heat, while large, densely packed buildings disrupt ...

14 hours ago
Phys.org / Subaru Telescope sheds light on Jupiter Trojan asteroids' color mystery

Observations conducted with the Subaru Telescope and its first-generation wide-field camera, Suprime-Cam, have revealed new insights into the relationship between the color and size of Jupiter Trojan asteroids.

15 hours ago
Phys.org / Worsening ocean heat waves are 'supercharging' hurricane damage, study finds

Marine heat waves are supercharging damage caused by hurricanes and tropical cyclones across the globe, a new study found.

6 hours ago
Phys.org / Camera-tagged Adélie penguins caught eating sea snails in East Antarctica

There are many poorly understood links in the food web, often referred to as trophic relationships. Out in East Antarctica, a previously unconfirmed link between sea snails and Adélie penguins might reveal more than meets ...

14 hours ago
Phys.org / From teeth to thorns: Coincidences shape the universal form of nature's pointed tips

We thought it was evolution, but an experiment with pencils shows that tips like teeth and thorns may owe their rounded shape to mechanical wear. Most of us have been stung by a bee, bitten by an animal, or scratched by a ...

15 hours ago
Phys.org / Scientists turn 'mess' into breakthrough: Chaotic design unlocks next-generation optical devices

Researchers from the Monash University School of Physics and Astronomy have flipped a long-held assumption in optics, showing that deliberately introducing controlled disorder into ultra-thin optical devices can dramatically ...

17 hours ago
Phys.org / Scientists discover f-block metals yield new oxygen-binding chemistry

Iron and oxygen bind together throughout the body. Most famously, iron binds dioxygen, or two oxygens paired with each other, in hemoglobin that transports oxygen through blood. But iron-oxo compounds, as they're called, ...

15 hours ago
Phys.org / SNIPE bacterial defense system shreds phage DNA before infection can begin

What if the Trojan horse had been pulled to pieces, revealing the ruse and fending off the invasion, just as it entered the gates of Troy? That's an apt description of a newly characterized bacterial defense system that chops ...

16 hours ago
Phys.org / SoCal's hybrid bees outsmart Varroa mites before they even hatch

Southern California is home to a flying black-and-yellow treasure. While commercial honeybee hives nationwide are collapsing under attack from deadly parasites, a unique hybrid bee found only in this part of the state has ...

22 hours ago
Phys.org / Tropical trees are more neighborly than trees further from the equator, study finds

Tropical trees are better neighbors than trees in temperate forests, according to a study published in the journal Nature by researchers from 29 different institutions including the Smithsonian Tropical Research Institute ...

16 hours ago
Phys.org / How bromoform wrecks ozone: Ultrafast 'roaming' step captured in 150 femtoseconds

The halomethane compound bromoform (CHBr3) has devastating effects on the ozone layer. In the upper layers of the atmosphere, bromoform reacts with UV radiation, releasing bromine molecules which destroy ozone molecules. ...

14 hours ago