Here is what you’ll learn in this story: Panspermia is the controversial theory that life evolved elsewhere in the universe and—some way or another—made it here, where it developed into the diversity ...

From the first sparks of life to the genetic shifts that let animals walk on land, scientists are piecing together the grand story of evolution. Recent breakthroughs link micro- and macroevolution, ...

Living organisms share an ancestor called the last universal common ancestor, or LUCA. LUCA is estimated to have lived approximately four billion years ago. All plants, animals, and microbes can trace ...

A biochemist, building on the pillars of evolutionary theory and drawing on cutting-edge research into the link between energy and genes, argues that the evolution of multicellular life was the result ...