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Phys.org / Dark lunar craters could host ultrastable lasers for moon navigation

They rank among the darkest and coldest places in the solar system: Hundreds of lunar craters, many of them at the moon's south pole, never receive direct sunlight and lie in permanent shadow. That's exactly why physicist ...

1 hour ago
Tech Xplore / Data centers raise nearby temperatures by up to 4 degrees in Phoenix

Waste heat from data centers can boost air temperatures in downwind neighborhoods by as much as 4 degrees Fahrenheit, researchers at Arizona State University report in a new study conducted in the Phoenix metro area, the ...

2 hours ago
Phys.org / Nondestructive DNA sampling reveals 1,300 years of secrets in historic parchments

Researchers have demonstrated a nondestructive way to collect cellular material from historical parchment manuscripts, allowing them to conduct genetic analyses that offer new insights into everything from trade routes to ...

2 hours ago
Phys.org / AI-generated fake citations are flooding scientific literature across publications, scientists warn

The citations at the end of a research paper should represent a solid foundation of existing knowledge about a particular field, a pool of peer-reviewed sources built over years of research and study. However, with the increasing ...

3 hours ago
Phys.org / Cricket nuggets? Caterpillar cookies? Canadians would consider eating insects if they can't see them

Lobster had one of the greatest reputation makeovers in food history. Once treated as "food for the poor," it is now served in expensive restaurants, dipped in butter and presented as a delicacy.

1 hour ago
Medical Xpress / More than a third of menopausal women lose sleep to hot flashes, waking during the night

While sleep is essential to health, women face unique challenges to getting quality sleep across key life stages. According to new survey results from the American Academy of Sleep Medicine, more than a third of women ages ...

1 hour ago
Phys.org / Intensifying droughts may be pushing tropical forests toward a dangerous threshold

Tropical forests, often described as the lungs of the planet, may be edging closer to a dangerous threshold as droughts become more frequent and widespread across the world's humid tropics. New research suggests these ecosystems ...

7 hours ago
Tech Xplore / Multifunctional Kevlar fabric unlocks sensing, EMI protection and de-icing without losing strength

Researchers from IMDEA Materials Institute have developed a multifunctional Kevlar-based composite material capable of combining structural performance with integrated strain sensing, electromagnetic interference (EMI) shielding ...

2 hours ago
Phys.org / Debunking a core chemistry concept taught in classrooms everywhere

A new study has revealed that a core idea taught in chemistry classrooms around the world may be wrong. Dr. Edwin Johnson, Lecturer at the University of Newcastle, co-authored the paper published in the Journal of Chemical ...

2 hours ago
Phys.org / Twisted WSe₂ reveals elusive charge-neutral quantum modes

Quantum materials, materials with properties that are influenced by the laws of quantum mechanics, have attracted considerable attention over the past few decades. Their unique properties make these materials advantageous ...

8 hours ago
Medical Xpress / Written in the eye: How the retina's biological age could help predict osteoporosis risk

Eyes, the high-resolution biological devices that help us visualize the outside world, are now being used as a portal to assess our internal health. Scientists have found that a closer evaluation of how one's retina is aging ...

4 hours ago
Science X / Across Bronze Age Sweden, carved footprints point to a ritual for turning social ties into stone

Etched into the ancient rocky outcrops of southern Scandinavia and large boulders left behind by retreating glaciers are footprints, also called podomorphic petroglyphs. Some are barefoot with every toe visible, while others ...

4 hours ago