Typically, male birds have more vivid colours than females. As Charles Darwin first explained, the most colourful males are ...

Neurovascular coupling (NVC) is the dynamic regulation of cerebral blood flow in response to neural activity. Specifically, when neurons become active, nearby blood vessels dilate to increase blood ...

“Preserved blood vessel structures, like we have found in Scotty’s rib bone, appear linked to areas where the bone was ...

Red meat allergy, or alpha-gal syndrome, was first reported in 2009 and is still relatively rare but is on the rise.