Two types of white blood cells, a neutrophil (top) and a lymphocyte (bottom), in human blood. Ed Reschke via Getty Images In an effort that began more than ten years ago, scientists have estimated ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Trees depicted in ...

Trees depicted in the artwork of famous painters like Leonardo da Vinci and Piet Mondrian follow the math behind their branching pattern in nature, a new study says. This hidden math in some abstract ...