Researchers have used distinct markers from human subpopulations to trace back to our common African root in a giant human "tree." However, a “trellis” model might be more appropriate.

This week, meet a big-brained ancient human relative, hear a meteorite as it lands on Earth, spot a tiny kangaroo-like marsupial, and more.

Study reveals how human history—from Indigenous stewardship to colonization—shaped the genetic diversity of Brazil Nut trees ...