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Phys.org / DNA evidence reveals a Stone Age population collapse in France

By analyzing DNA of ancient skeletons at a Neolithic burial site near Paris, an international team of researchers has uncovered evidence of a dramatic population replacement 5,000 years ago. The findings indicate that the ...

Apr 8, 2026
Phys.org / From Asgard to Earth: Tiny tubes may reveal the moment complex life began

Stromatolites—and their close relatives, microbial mats—could be mistaken for what seems like a bunch of old dark rocks. But instead, they are dense, layered communities of microbes. Long before complex life such as animals ...

Apr 9, 2026
Phys.org / Analysis finds geometric thinking may come from wandering, not a human-only math module

Debates over how geometry is understood and learned date back at least to the days of Plato, with more recent scholars concluding that only humans possess the foundations of this understanding. However, a new analysis by ...

Apr 6, 2026
Phys.org / AI-designed proteins built from scratch can recognize specific compounds

Professor Gyu Rie Lee of the Department of Biological Sciences successfully designed artificial proteins that selectively recognize specific compounds using AI through joint research with Professor David Baker. The research, ...

Apr 9, 2026
Phys.org / How the female baboon body has the final say in sperm selection

Just because a female olive baboon has mated with a specific male doesn't mean he will be the father of her offspring. According to a new study published in PLOS Biology, mate selection continues long after copulation as ...

Apr 6, 2026
Phys.org / 'Oldest octopus' fossil is no octopus at all, scans reveal

A famous 300-million-year-old fossil that was thought to be the world's oldest octopus—even featuring in the Guinness Book of Records—has turned out to be something else altogether. In what amounts to a case of mistaken identity, ...

Apr 7, 2026
Phys.org / AMOC collapse could turn Southern Ocean into carbon source, adding 0.2°C to global warming

A shutdown of the Atlantic Meridional Overturning Circulation (AMOC) could trigger a substantial release of stored ocean carbon into the atmosphere over hundreds of years, according to a new study that simulated such a collapse ...

Apr 8, 2026
Medical Xpress / Water contaminated with 'forever chemicals' during pregnancy linked to an increased risk of childhood asthma

PFAS, or per- and polyfluoroalkyl substances, are a group of human-made chemicals found in everything from food packaging to firefighting foam. Often called "forever chemicals" due to their persistence in the environment, ...

Apr 12, 2026
Phys.org / Experiments refute dark matter claim

The doctoral thesis of Sophia Hollick, Ph.D. '25, a recent graduate of Yale's Wright Lab in professor Reina Maruyama's group, has significantly contributed to answering a decades-long question in her field about whether or ...

Apr 6, 2026
Medical Xpress / Making the case for over-the-counter abortion pills: Study finds most people can accurately self-screen

Currently, in U.S. states where abortion remains legal, women have to visit specialized clinics to access in-person medication abortion, as drugs like mifepristone and misoprostol are not available over-the-counter (OTC). ...

Apr 7, 2026
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, ...

Apr 10, 2026
Phys.org / After reaching speeds of 10,657 meters per second, Artemis II hurtles home for make-or-break splashdown

The Artemis II astronauts conducted a historic lunar flyby, gathered invaluable data and took in unprecedented moon views, but one of the most crucial moments of their 10-day mission is still to come: Friday's splashdown.

Apr 10, 2026