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Three million years ago, camels roamed through Greenland’s endless forests and our ancestors lived in the trees. It all came to an end with...

The events and coincidences that led to rapid advances in human intelligence 50,000 years ago.

Join "Nova" science detectives as they journey to Southeast Asia to reveal details of one of Earth's most destructive volcanic events. Known as the...

Sea battles in the morning and gladiator fights in the afternoon with wild beasts magically appearing in the arena? A subterranean archaeologist...

In Egypt's Sahara Desert, massive skeletons with strange skulls and gigantic teeth jut out from the sandy ground. This fossil graveyard, millions of...

For 25 centuries the Parthenon has been shot at, set on fire, rocked by earthquakes, looted for its sculptures, and disfigured by catastrophic...

How were the giant stone heads of Rapa Nui – also known as Easter Island – carved and raised, and why? Since Europeans arrived on this...

What is weakening Earth’s invisible shield? Magnets have the power to attract and repel—sometimes on a massive scale. The Earth’s...

Spacecraft OSIRIS-REx attempts to grab a piece of an asteroid to bring back to Earth so scientists can study it to learn about the planet's origins.

Can we harness the power of artificial intelligence to solve some of the world’s most challenging problems without creating an uncontrollable...

Murdered more than 5,000 years ago, Otzi the Iceman is the oldest human mummy on Earth. Now, newly discovered evidence sheds light not only on this...

Scientists have long puzzled over the different fates of identical twins: both have the same genes, yet only one may develop a serious disease like...

Determined to understand the repeating patterns he was finding in nature, French mathematician Benoit Mandelbrot used an early form of computer...

Predictions underlie nearly every aspect of our lives, from sports, politics, and medical decisions to the morning commute. With the explosion of...

In 1889, Gustave Eiffel decides to attempt the impossible for the Universal Exhibition in Paris: to build the tallest tower in the world. Before this...

Twenty-three bizarre looking vehicles line up at the starting gate of the DARPA Grand Challenge with one thing in common: there's nobody behind the...

In July 2022, NASA’s James Webb Space Telescope released its first images, looking further back in time than ever before to show our universe...

When the U.S. trade embargo left Cuba isolated from medical resources, Cuban scientists were forced to get creative. Now they've developed lung...