How did massive volcanic eruptions, inland seas, and land bridges pave the way for life?
Seven teeth, five hand and foot bones, and a partial femur point to a previously unknown population of early humans. Time will tell if it was truly a distinct lineage.
In these female-dominated clans, the name of the throne-toppling game might just be camaraderie.
To solve the mystery of zebra stripes, these researchers looked to a horse of a different color.
By watching a population of deer mice shift in the span of a single generation, scientists have captured evolution in action, connecting genes to survival in the wild.
Their closest relatives hide in burrows to ambush their prey. But Ozaena beetles have taken a different tack: infiltrating ant nests.
By fine-tuning the expression of a similar set of genes, mammals, birds, frogs, and fish may have all capitalized on a common toolkit in the transition to monogamy.
Armored ankylosaurs like Panoplosaurus and Euoplocephalus had living air conditioners built into their noses, protecting their tiny brains from overheating.