2+ day, 15+ hour ago   (1390+ words) One of the most popular explanations of human behavior has been that somewhere beneath our rational mind lurks an ancient “lizard brain”—a primitive evolutionary holdover responsible for instinct, emotion, fear, and aggression. There is just one problem. Neuroscientists have…...

3+ day, 16+ hour ago   (1018+ words) For more than a decade, scientists have known that strange bacteria living in aquatic mud can conduct electricity along distances thousands of times longer than a single bacterial cell. Such long-range electrical conduction should be extraordinarily difficult for a living…...

4+ week, 14+ hour ago   (510+ words) Some modern humans may owe their larger body size and greater muscle mass in part to a growth hormone receptor inherited from Neanderthals, according to new research. Scientists say the genetic variant was passed to our ancestors through interbreeding between…...

4+ week, 1+ day ago   (284+ words) Scientists in China have developed a new method for regrowing bone after Steroid-Induced Osteonecrosis of the Femoral Head (SONFH), in work that uses a 3D-printed scaffold inspired by coral to overcome inflammation that typically inhibits effective bone repair. In a…...