Most Viewed From NOVA

Capturing CO2 to recycle it, brightening clouds to better intercept sunlight, massive reforestation: here's an overview of scientific solutions to...

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.

Earth teems with a staggering variety of animals, including 9,000 kinds of birds, 28,000 types of fish, and more than 350,000 species of beetles....

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

The personal journey of Hugh Herr, a double amputee and MIT scientist who creates brain-controlled robotic limbs. At 17, Hugh survived a near-death...

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

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...

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...

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...

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...

Archaeologists believe that a massive grave in a vicarage garden in Derbyshire may be the last resting place of a vast army of thousands of warriors...

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

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

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

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

Computers hold our treasured photographs, private emails, and all of our personal information. This data is precious--and cybercriminals want it....

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...

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

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...

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