(Program not available for streaming.) Can anyone run a marathon? How do you run 26.2 miles if you have trouble making it around the block? With good coaching, discipline, and lots of group support, ...

On Fire Strike a Match To initiate and sustain combustion, three things are needed: fuel, oxygen, and heat. These three components make up what is known as the fire triangle. Each ...

A high-stakes war is silently escalating above our heads. Once purely a realm of scientific wonder, space is now a critical battleground, as global military powers race to weaponize it. Satellites, ...

The official website for NOVA. NOVA is the most-watched prime time science series on American television, reaching an average ...

Note: The following explanations take into account only basic astronomical influences. They ignore geographical influences, ...

The official website for NOVA. NOVA is the most-watched prime time science series on American television, reaching an average ...

The official website for NOVA. NOVA is the most-watched prime time science series on American television, reaching an average ...

Want more science? Stay up to date on the latest discoveries, full episodes, articles, videos and more.

While they have no telephone, they get news and images of a wider world through two radios and the family's most prized possession, a television. In the future, they hope to get one with a 30-inch ...

Every stage of the aqueduct has to be carefully planned to ensure that the water, pulled by gravity, makes its way gradually ...

Step into the stunning cave that’s reshaping our understanding of prehistoric art.