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Beginning around age 50, the brain’s memory center appears to lose many of its longtime immune cells and replace them with more inflammatory ones. This surprising shift may help explain how normal aging sets the stage for Alzheimer’s disease and dementia.

As global temperatures continue to rise, scientists are racing to understand why heat so profoundly threatens fertility across the animal kingdom. A new study from the Hebrew University of Jerusalem and collaborators has uncovered a surprising answer: The brain itself may help de

Taxi and ambulance drivers are less likely than workers in almost any other job to die of Alzheimer's disease. That was the surprising result of a 2024 study examining the death certificates of nearly 9 million people in the U.S.

No stranger to rebuilding after disaster, the US band’s frontman Zachary Cole Smith now sees the entire capitalist project as ripe for reinvention, on a surprisingly upbeat new AG Cook-produced albumZachary Cole Smith used to be a miserable interviewee. He had plenty to say – alw

A beach umbrella might protect you from sunburn, but when it comes to keeping you cool, it makes surprisingly little difference

Photons traveling through a cloud of atoms can emerge so early that they appear to have spent a negative amount of time inside. Researchers tested whether this was merely a misleading feature of the light pulse by making extremely weak measurements of the atoms. Surprisingly, the

Narcissism is associated with selfishness and other negative traits like a grandiose sense of self-importance, a constant need for admiration and a lack of empathy for others. So it may not be surprising that narcissists tend to have a hard time with behaviors associated with bet

Scientists have uncovered a surprising way that “jumping genes” may move between species and speed up evolution. While these mobile genetic elements were thought to travel mainly inside viruses or plasmids, researchers found circular intron RNA from a tiny predatory bacterium ins

Why are we so susceptible to clickbait? Columnist Jacob Aron traces it to a surprising source: a mathematical framework that paved the way for much of how the modern world works

A study tracking more than 340,000 adults for over a decade found that heavy drinking increased the risk of death regardless of beverage type. At lower levels, however, the picture became more surprising: beer, cider, and spirits were linked to higher mortality, while wine was as

More than 60,000 years ago, humans in southern Africa were engraving ostrich eggshells with intricate geometric patterns that appear far more organized than previously realized. Researchers found recurring grids, parallel lines, right angles, and repeated shapes, suggesting the d

Readers respond to an article about a woman who was hit by a child on a Lime bikeThe case of Jane Ouartsi is horrific, but not surprising to many disabled people who move around central London and know how quickly careless riding can become dangerous (‘I felt my spine and body split’: the woman who was hit by a child on a Lime bike – and denied compensation, 7 July).I am a powered wheelchair user in Westminster. I support cleaner streets and fewer car journeys, so I am not opposed to e