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Phys.org / Scientists turn modern biobanks into a new window on human evolution

For more than a century, scientists have sought to reconstruct human evolution using diverse lines of evidence, including fossils, genetic variation across populations and ancient DNA. Building on these approaches, researchers ...

Jul 24, 2026
Phys.org / Modern forensics uncovers new clues about Inca sacrifice victims' last days

Human sacrifice was deeply ingrained in Inca civilization. Children and young people were selected for sacrifice to appease the gods and sacred mountain spirits. Being chosen was considered a great honor for both the victims ...

Jul 23, 2026
Medical Xpress / Distinct brain circuits explain contradictory behaviors of new weight-loss drugs

Cambridge scientists have solved the mystery of why both stimulating and blocking a particular "switch" in the brain can help people lose weight—findings that could help boost the effectiveness of obesity drugs.

Jul 24, 2026
Phys.org / Portugal's ancient giant bears shrank over thousands of years and humans may be to blame

About 22,000 years ago, a giant brown bear lumbered across what is now Portugal. The creature weighed around 385 kg (about 850 pounds), making it one of the largest of its kind ever found, towering over the Iberian brown ...

Jul 23, 2026
Medical Xpress / Death of girl in Chinese gene-editing trial kept secret: Report

A 6-year-old Chinese girl died last year after receiving an experimental gene therapy to correct a non-life-threatening condition, according to an investigation by Science and Retraction Watch.

Jul 24, 2026
Phys.org / Quantum dots reveal hidden light waves on metal surfaces

Photographs can reveal things that are otherwise impossible for the naked eye to see, be they distant galaxies or microscopic cells. Researchers at Osaka Metropolitan University have developed a practical and versatile imaging ...

Jul 24, 2026
Phys.org / Molecular clock transitions tune out the noise in the hunt for new physics

Heavy polar molecules are some of the most sensitive tools physicists have for probing what lies beyond the Standard Model, the theory that describes the particles and forces we know about. But turning that sensitivity into ...

Jul 23, 2026
Phys.org / JWST captures rare glimpse of early black hole growing inside network of young galaxies

Astronomers using the James Webb Space Telescope have captured one of the clearest views yet of how an early supermassive black hole may grow within a network of young galaxies. The compact active galaxy, seen just a billion ...

Jul 23, 2026
Phys.org / Physicists turn to the universe's 'piano notes' to detect hidden particles

It's been said that a finely tuned ear knows the size and shape of a piano by merely listening to the instrument's notes. An international team of physicists has now devised an analogous approach to detect the universe's ...

Jul 24, 2026
Phys.org / Fossilized wood reveals 300 million years of Earth's history

Many people are familiar with fossilized wood as a decorative item from a museum shop. However, the fact that it can preserve the geological history of entire regions spanning millions of years is a new discovery. A research ...

Jul 24, 2026
Phys.org / How much should you reveal about yourself on your dating profile? Scientists have found the 'sweet spot'

Dating has entered a new era in which finding a potential soulmate is increasingly shaped by the digital world and, often, by algorithms. On dating apps, the way people present themselves through their profiles can significantly ...

Jul 23, 2026
Phys.org / 'I get caught up in the numbers game': Why useful social media content gets lost online

When Amy posts a photograph of herself on Instagram, she knows what will attract attention. A picture of her in a bikini may receive thousands of views. A post explaining the realities of living with a stoma (an opening in ...

Jul 25, 2026