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Phys.org / Why cutting down rainforests may be driving 28,000 heat deaths a year

Tropical forests are hot, steamy places. But when large numbers of trees are cut down, they get even hotter. Our recent research in Nature Climate Change shows that clearing large areas of the rainforest exposes hundreds ...

21 hours ago
Phys.org / Cosmologists collaborate to sharpen measurements of the Hubble constant

Drawing together leading experts from across the field, an international collaboration of cosmologists has created a unified approach for measuring the value of the Hubble constant. Published in Astronomy & Astrophysics, ...

Apr 2, 2026
Medical Xpress / This common antidepressant helps people cut back on methamphetamine: New study

Methamphetamine—more commonly known as meth, crystal or ice—is a highly addictive, stimulant drug.

19 hours ago
Phys.org / Study points to opportunity for governments to work with public on use of AI

A major new study suggests people's direct experience with artificial intelligence has little impact on their views about its role in government decision-making—while factual information about the technology can significantly ...

23 hours ago
Medical Xpress / Interventions for self-harm are less effective for men, study shows

Researchers at City St George's, University of London have found that psychological interventions for self-harm appear to be more effective for females than males, raising concerns about how well current treatments meet the ...

22 hours ago
Medical Xpress / Novel technique for measuring blood flow restriction shows promise

A novel, minimally invasive method of determining whether fatty deposits in a coronary artery are restricting blood flow to a patient's heart performed similarly to the standard, more-invasive procedure in a large multicountry ...

21 hours ago
Medical Xpress / When is it time to see a doctor for joint pain?

As we move into spring, it's common for people to increase their daily movement with activities like outdoor walks, yard work, pickleball and race training. Soreness is a normal result, but sometimes lingering pain can be ...

23 hours ago
Phys.org / The most pristine star yet found in the known universe

An unusual team of astronomers used Sloan Digital Sky Survey-V (SDSS-V) data and observations on the Magellan telescopes at Carnegie Science's Las Campanas Observatory in Chile to discover the most pristine star in the known ...

Apr 3, 2026
Phys.org / The secrets of black holes and the Higgs mass could be hidden in a 7-dimensional geometry

One of the greatest mysteries of modern physics, the "black hole information paradox," might have finally found an elegant solution, and the answer could also reveal the origins of the mass of fundamental particles.

Apr 3, 2026
Phys.org / Unexplained sky flashes from the 1950s: Independent analysis supports their existence

Historical observations from an observatory in Germany have now independently verified evidence for brief, mysterious flashes of light in the night sky, first picked up by an American astronomical survey in the 1950s. Through ...

Apr 1, 2026
Phys.org / Terraforming Mars: Modeling engineered aerosols to warm the planet

Whenever humans arrive on Mars, they're going to find it a difficult place to exist. Mars is cold, with an average surface temperature of -55°C; temperatures can plunge to -125°C with dust storms lasting months; its atmosphere ...

Mar 31, 2026
Phys.org / Bennu sample reveals how water flowed through the newly forming asteroid

A team of US astronomers has carried out one of the deepest analyses to date of a sample from the asteroid Bennu, revealing new details about how water and organic material interacted during the earliest stages of the solar ...

Apr 5, 2026