Science

Science News

As anatomically modern Homo sapiens migrated out of Africa and around the rest of the world, they met and interbred with at least four different hominin species, according to new research from the University of Adelaide, Australia. Strikingly, of these hominins, only Neanderthals and Denisovans are currently known; the others remain unnamed and have only …

Science News

A new microscope breaks a long-standing speed limit, recording footage of brain activity 15 times faster than scientists once believed possible. It gathers data quickly enough to record neurons’ voltage spikes and release of chemical messengers over large areas, monitoring hundreds of synapses simultaneously—a giant leap for the powerful imaging technique called two-photon microscopy. Read …