Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Since Aristotle, scientists have vivisected, poked, and prodded live ...

This experiment, done on lab rats, isn’t terribly cruel. It will still probably keep you up at night when you’re thinking about hiring an exterminator. Rats are nearly universally disliked, but they ...

Miniature, lab-grown models of the human brain's wrinkled surface can be used to patch injuries in the brains of living rats and thus repair broken connections in the rodents' sensory processing ...

In recent experiments, rat brain cells filled in for lost neurons in mouse brains, raising new possibilities for growing donor tissues across species. When you purchase through links on our site, we ...

Lab rats may have won the cage fight to become model animals for research, but psychologists once looked to raccoons as the stars for studying intelligence. Black-masked raccoons served as favored ...

Scientists have engineered something close to a mind meld in a pair of lab rats, linking the animals' brains electronically so that they could work together to solve a puzzle. And this brain-to-brain ...

Scientists transplanted human brain organoids into rats to repair injuries to their visual processing systems. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...