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Phys.org / Modern life explains why people in Chile are taller and have larger heads than their ancestors

Modern Chileans are significantly taller and have larger heads than their ancestors. That's the central finding of new research looking at how intracranial volume (ICV) has changed across thousands of years in northern Chile. ...

Nov 26, 2025 in Biology
Phys.org / The collapse of Maya civilization: Drought doesn't explain everything

Between 750 and 900 CE, the population of the Maya lowlands in Central America experienced a major demographic and political decline which, according to the scientific literature, coincided with repeated episodes of intense ...

Nov 26, 2025 in Other Sciences
Medical Xpress / Eye washing may ease hay fever ocular symptoms and improve quality of life

Hay fever, also known as allergic rhinitis, is the condition responsible for seasonal allergies or allergic reactions to other environmental allergens, like dust mites and animal dander. Estimates vary, but somewhere around ...

Nov 26, 2025 in Health
Phys.org / Diamond defects, now in pairs, reveal hidden fluctuations in the quantum world

In spaces smaller than a wavelength of light, electric currents jump from point to point and magnetic fields corkscrew through atomic lattices in ways that defy intuition. Scientists have only ever dreamed of observing these ...

Nov 26, 2025 in Physics
Phys.org / Electric vehicle owners face new pay-per-mile tax. What could be the environmental costs?

Modern electric vehicles are transforming the roads with low noise, rapid acceleration and zero exhaust emissions. However, drivers of electric vehicles in the UK will now face a new 3p per mile charge and drivers of hybrid ...

Nov 26, 2025 in Earth
Phys.org / Shop-bought cable helps power two quantum networks

For decades, physicists have dreamed of a quantum internet: a planetary web of ultrasecure communications and super-powered computation built not from electrical signals, but from the ghostly connections between particles ...

Nov 26, 2025 in Physics
Phys.org / Ambitious plan to store CO₂ beneath the North Sea set to start operations

Appearing first as a dot on the horizon, the remote Nini oil field on Europe's rugged North Sea slowly comes into view from a helicopter.

Nov 26, 2025 in Earth
Phys.org / Flightless ancestor shows brain evolution in pterosaurs and birds took different paths

Flight is a rare skill in the animal world. Among vertebrates, it evolved only three times: in bats, birds, and the long-extinct pterosaurs. Pterosaurs were the pioneers, taking to the skies more than 220 million years ago, ...

Nov 26, 2025 in Biology
Phys.org / 5 reasons the COP30 climate conference failed to deliver on its 'people's summit' promise

As the sun set on the Amazon, the promise of a "people's Cop" faded with it. The latest UN climate summit—known as Cop30, hosted in the Brazilian city of Belém—came with the usual geopolitics and the added excitement ...

Nov 25, 2025 in Earth
Phys.org / Belief in divine intervention shapes consumer reactions to corporate crimes and punishments

A company dumps toxic chemicals into a river to save money. Around the same time, a major storm strikes and causes damage to that same company. Is it just a coincidence? According to new research from Andrew Gershoff, professor ...

Nov 22, 2025 in Other Sciences
Phys.org / Astronomers investigate nearby pulsar with radio telescopes

Using the Large Phased Array (LPA) and the Five-hundred-meter Aperture Spherical radio Telescope (FAST), astronomers from Russia and China have observed a nearby pulsar designated PSR J1951+2837. The new observations, presented ...

Nov 26, 2025 in Astronomy & Space
Phys.org / Love hurts: Flashy feathers may put some male pheasant species' lives at risk

The male Lady Amherst's pheasant knows how to put on a show when it comes to attracting mates. As well as elaborate courtship displays, they will unfurl their golden feathers to form a cape around their neck, which can prove ...

Nov 26, 2025 in Biology