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Bottlenose dolphins usually live in small to medium-sized groups in coastal and open-sea waters, but every once in a while, a dolphin might leave its pod behind, flock to coastal areas and approach human settlements. While ...

From summer evenings to global disease prevention, mosquito repellents are a daily defense for billions of people, yet until now, scientists didn't fully understand how mosquitoes themselves perceive these "keep away" signals. ...

What does it take to make AI that can pass as human? Try massive clusters of supercomputers. To build human-like intelligence, computer scientists think big. However, for neuroscientists who want to understand how real brains ...

Researchers at Tezpur University in Assam, India, working with scientists at the University of Illinois Urbana-Champaign, have identified distinct chemical signatures in blood that could help detect gallbladder cancer earlier. ...

Even in the womb, where all oxygen is provided by the parental placenta, fetuses can—and do—yawn. More yawns during observation were associated with a lower weight at birth—potentially indicating mild fetal stress in ...

Eating unhealthy foods early in life leaves lasting brain and feeding changes, but gut bacteria can help restore healthy eating, a new University College Cork (UCC) research study finds. A high-fat, high-sugar diet during ...

When Jean Hoffman, MD, was growing up, she watched "ER," the long-running NBC series about an urban hospital's often-chaotic emergency department. The experience steered her toward a career in emergency medicine.

DNA, the genetic blueprints in every living organism, is nature's most efficient storage mechanism, capable of storing about 215 million gigabytes of data per gram. That storage capacity, if applied to electronics, could ...

One of the best forms of heat relief is pretty simple: trees. In cities, as studies have documented, more tree cover lowers surface temperatures and heat-related health risks. However, as a new study led by MIT researchers ...

The largest ever study of non-meat diets and cancer risk has found that vegetarian diets are associated with lower risks of several cancers—breast, prostate, kidney and pancreatic cancers, and multiple myeloma—but a higher ...

ChatGPT Health, a widely used consumer artificial intelligence (AI) tool that provides health guidance directly to the public—including advice about how urgently to seek medical care—may fail to direct users appropriately ...

UNSW engineers have tackled a longstanding problem at the heart of global agriculture: how to make urea for fertilizer without the intensity of emissions associated with fossil-fuel-powered factories. The solution is outlined ...