What a great question about something in our body, Asher. Blood is inside our body, but we see it on the outside when we bleed, like when we get a cut or a nose bleed. Blood is red because of ...

Antarctica's crimson waterfall is truly haunting, and very few people ever see it in person. Evie Carrick is a writer and editor who’s lived in five countries and visited well over 50. She now splits ...

For the first time ever, scientists have given patients red blood cells that were grown in a lab. This feat is part of a clinical trial in England looking into the safety of the cutting-edge technique ...