arteries
Image of the Day: Keep a Cool Head 
Image of the Day: Keep a Cool Head 
The Scientist Staff, The Scientist Staff | Jan 17, 2018
Scientists take a close look at how cloven hoofed mammals use selective brain cooling to survive in the heat. 
Image of the Day: Vessels For Days
Image of the Day: Vessels For Days
The Scientist Staff | Aug 1, 2017
A novel contrast agent made up of tiny iron oxide nanoparticles can label blood vessels, and highlight adverse events such cerebral ischemia, in dogs and monkeys.