according to the nonprofit Nemours Children's Health System. Not only does the circulatory system keep our cells healthy, but it also keeps us alive. The heart constantly receives signals from the ...

New Orleans, LA. Ochsner Health and STEM NOLA are teaming up to present a hands-on learning experience for kids focused on the heart and circulatory system. The STEM Saturday event will give young ...

In your book, you say that if forests are the lungs of the planet, then animals are its circulatory system. What do you mean by that? I think most of us are familiar with what trees and plants do ...