Before air conditioning, curly hair helped keep people cool.

A thermal manikin wearing tightly curled (left) and straight (right) human hair wigs

Researchers at Loughborough University studied the role of human hair textures in regulating body temperature and found that curly hair may have helped early humans stay cool while conserving water.

A team of neurobiologists from Johannes Gutenberg University Mainz and theoretical biologists from Humboldt-Universität zu Berlin have discovered the nature of electrical activity in the nervous system of insects that controls their flight.

During sleep, the brain undergoes a set of processes to ensure we wake up feeling refreshed. Humans experience different phases of sleep, rapid eye movement (REM) and non-REM sleep, which cause distinct changes in physiology, brain activity, and cognition. During REM sleep, the brain is very active and we experience vivid, bizarre, and emotional dreams.…

An international team of astrophysicists has made a new discovery in the center of the Milky Way galaxy. In the 1980s, Farhad Yusef-Zadeh from Northwestern University discovered one-dimensional filaments near Sagittarius A*, the galaxy’s central supermassive black hole. Yusef-Zadeh and his collaborators have now discovered a new population of filaments.

It has been discovered by researchers at the University of Gothenburg that bioplastic, which is made from cane sugar, poses a threat to the environment. Their study revealed that perch exhibit altered behavior when exposed to this type of plastic.

Although ingestible video capsule endoscopes have been around for some time, they had limitations – they could not be controlled by doctors and could only navigate the body passively. Fortunately, a new approach has been developed by a team at George Washington University.

Closeup of a Anopheles stephensi mosquito biting a human

According to a recent study nearly three out of ten children in 13 Sub-Saharan African countries are infected with malaria.

A group of scientists from Ohio University, Argonne National Laboratory, and the University of Illinois-Chicago, among others, led by Ohio University Professor of Physics, and Argonne National Laboratory scientist, Saw Wai Hla, have achieved a groundbreaking feat – capturing the world’s first X-ray signature of a single atom.

Chess grandmasters are often seen as experts at thinking far ahead. But can others, with some practice, also become better at planning ahead?

Levens ring cairn where plague DNA was found

Francis Crick Institute researchers have found three ancient cases of Yersinia pestis, the bacteria that causes the plague, in Britain. This is the oldest evidence of the plague in Britain.