Evolution

Looking inside a well-preserved Neanderthal nose to solve a mystery about our ancestors' faces

A long-standing debate in paleontology about whether the distinctive Neanderthal nose evolved purely for the cold weather may have finally been solved, and it's all thanks to an ancient, exceptionally preserved nasal cavity.

Optics & Photonics

Quantum teleportation between photons from two distant light sources achieved

Everyday life on the internet is insecure. Hackers can break into bank accounts or steal digital identities. Driven by AI, attacks are becoming increasingly sophisticated. Quantum cryptography promises more effective protection. ...

CD21 downregulation found to trigger harmful B cells in lupus

Our body's immune system is quick to spring into action when it spots a foreign object that shouldn't be there. Sometimes the same defense mechanism can get confused and end up attacking the very cells it's meant to protect, ...

Wearable tech lets users control machines and robots while on the move

Engineers at the University of California San Diego have developed a next-generation wearable system that enables people to control machines using everyday gestures—even while running, riding in a car or floating on turbulent ...

Muscle protein linked to exercise opens new way to treat Alzheimer's

Alzheimer's disease (AD) is a devastating cause of memory loss and cognitive decline, for which no curative treatment is available. Among lifestyle factors, physical activity stands out as possibly one of the strongest defenders ...

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Medical Xpress

Tech Xplore

Humans are evolved for nature, not cities, say anthropologists

A new paper by evolutionary anthropologists Colin Shaw (University of Zurich) and Daniel Longman (Loughborough University) argues that modern life has outpaced human evolution. The study suggests that chronic stress and many ...

Chronic lymphocytic leukemia: New origins and biomarkers revealed

Researchers at the University of Eastern Finland and their international collaborators have identified key developmental and molecular differences between the two main subtypes of chronic lymphocytic leukemia, CLL. The findings, ...

Searching for exoplanets in the remnants of a dwarf galaxy

Our search for exoplanets is focused on Milky Way stars. It's been successful, with more than 6,000 detected so far. Scientists are even beginning to move beyond mere detections, and working on characterizing other characteristics ...

How three runaway stars solved a galactic mystery

All motion is relative. That simple fact makes tracking the motion of distant objects outside our galaxy particularly challenging. For example, there has been a debate among astronomers for decades about the path that one ...

Why top firms paradoxically fire good workers

Why do the world's most prestigious firms—such as McKinsey, Goldman Sachs and other elite consulting giants, investment banks, and law practices—hire the brightest talents, train them intensively, and then, after a few ...

Photo: NASA ER-2 pilot prepares for GEMx flight

NASA ER-2 pilot Kirt Stallings waits inside the transport vehicle moments before boarding the airborne science aircraft at NASA's Armstrong Flight Research Center in Edwards, California, on Thursday, Aug. 21, 2025. Outside ...