Brain tissue is an optical mess. Water, lipids, and tangled cellular membranes all bend light in different directions. If ...

When laboratory mice step out of their plastic cages and into real soil, their behavior changes so dramatically that it forces a rethink of what stress, health and even “normal” really mean. The story ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists have advanced human-animal chimera research by successfully growing human cells within the organs of mice. This ...

Dozens of laboratory mice allowed to roam a large outdoor enclosure returned to a typical level of mouse anxiety after just one week, researchers observed, suggesting that 'rewilding' may prevent ...

At first glance, the white plastic box with a bright orange floor looks like something for storing children's toys. However, ...

Pre-clinical trials — the stage at which medications or therapies are tested on animals like laboratory mice — is a crucial part of drug development. It's only then that scientists can assess benefits ...