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Sharks are often viewed as solitary, but a new study—carried out on the Shark Reef Marine Reserve in Fiji—has found that rather than mixing at random, bull sharks have "active social preferences" and choose their social ...

The bright colors of butterfly wings, the sweet aromas of flowers, and the euphonious melodies of songbirds all evolved as signals that help individuals propagate, yet humans also find these very same signals pleasing to ...

A burst of unusual March heat is hitting the United States this week and into next, busting previous monthly heat records by wide margins. While heat is most acutely felt by people exposed to it, graphics and charts convey ...

Around 20–40% of the general population are estimated to have insulin resistance—a condition where insulin begins to be less effective in the body, and glucose regulation becomes more difficult. Eventually, this can lead ...

For almost a century, psychologists and neuroscientists have been trying to understand how humans memorize different types of information, ranging from knowledge or facts to the recollection of important events. Past studies ...

Exercise. It can be hard for a lot of us to get started. Regardless of how you feel about physical activity, it comes with various benefits. One benefit of exercise that is not often recognized is its assistance in lowering ...

A Boston University-led research team has discovered a dopamine signal in the brain that helps determine whether you are moving toward or away from a goal, potentially shedding new light on how the brain uses visual information ...

UCLA and Stanford Medicine researchers, in collaboration with scientists from the University of Utah and Columbia University, have engineered a new class of supercharged T cells that are stronger, longer-lasting, and more ...

Since the 1960s, boron–dipyrromethene dyes, commonly called BODIPY dyes, have been widely used for their strong fluorescence, especially in bioimaging, molecular and ion sensing, and as photosensitizers. Researchers especially ...

Robots are increasingly learning new skills by watching people. From folding laundry to handling food, many real-world, humanlike tasks are too nuanced to be efficiently programmed step by step.

Penn-led researchers have shown for the first time that multiple, information-carrying light signals can be safely guided through chip-based, reconfigurable networks using topology, the esoteric branch of mathematics that ...

Plastic trash has reached the world's most remote locations, from the bottom of the Mariana Trench to the summit of Everest. Hundreds of plastic-eating microbes that could help us clean up have been discovered over the past ...