Researchers reconstructed atmospheric carbon dioxide concentrations dating back 2.5 million years.
Creating a disturbance in the force by eradicating our top predator is playing a dangerous game of Russian roulette.
Skull discovered in a cave in Southern Greece has been identified as Homo sapiens.
Humans and our primate ancestors have been making and using stone tools for millions of years.
Previous estimates based on DNA analysis suggest the two species diverged between 300,000 and 500,000 years ago.
Mankind now a species that spends its whole life trying to convince itself that its existence is not absurd.
The footprint is among the oldest evidence of human settlement in the Americas.
Scientists aren't sure when the human lineage became "behaviorally modern."
The tools are around 385,000 years old.
This new evidence will result in "a far more sophisticated appreciation" of our evolution.
The Dali skull is so old that archaeologists initially didn't believe it could share features with modern Homo sapiens.
Human remains from South Africa indicate first humans diverged up to 350,000 years ago.
How two hominins with Homo sapiens features ended up on other sides of Africa at a relatively similar time points to an immensely complex evolutionary history.
The discovery of ancient human remains in an important cave site in South Africa raises major questions about the evolution of our direct ancestors, Homo sapiens.
Scientists believe 400,000-year-old skull fragment uncovered in Portugal is a member of the homo genus, related to humans.