A human skull hung on a cave wall in northern Greece for more than 300,000 years. When a villager spotted it in 1960, ...
Complex cells are thought to be the result of a union between two ancient microorganisms, but scientists have long been ...
Ghost lineages reveal themselves through ancient genes that still exist in living beings today.
New plankton arrived just a few millennia — maybe even decades — after the Chicxulub asteroid, forcing a rethink of evolution ...
Our DNA reveals extinct "ghost lineages" that shaped human evolution, painting a complex, "braided stream" of history rather than a simple progression. These ancient groups, leaving no fossils, ...
Iconic transition species between dinosaurs and birds may have had weird 'teeth' on roof of its mouth and a highly mobile ...
In the oceans and on land, scientists are discovering rare, transitional organisms that bridge the gap between Earth’s simplest cells and today’s complex ones.
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The first hint of a brain developed on Earth around 600 million years ago, and now, some version of the organ can be found in nearly every animal in the world. Humans have the largest brain size ...