Explore the wonders and mysteries of our galaxy—the giant city of stars we call home. Straddling the night sky, the Milky Way reminds us of our place in the galaxy we call home. But what shaped this ...

As state-legalized cannabis spreads, NOVA explores its little-known risks and benefits. As state-legalized cannabis spreads, NOVA investigates the latest scientific evidence for its potential benefits ...

On the day that NOVA's "Ultimate Mars Challenge" aired, I was invited to attend a modest little gathering held in its honor. It was one of those times when I realized that I was clearly the least ...

Sharks are known to be sensitive to the electrical fields of magnets, but surprisingly, this non-magnetic rare earth metal repels them. NOVA is available to stream on pbs.org and the free PBS App, ...

Join the hunt for the universe’s most common—yet most elusive and baffling—particle. Outnumbering atoms a billion to one, neutrinos are the universe’s most common yet most elusive and baffling ...

A false-color image of Saturn based on near-infrared data from the Cassini spacecraft, which orbited the planet for 13 years. Image Credit: NASA/JPL-Caltech/SSI ...

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The asteroid released the equivalent of 10-billion nuclear bombs worth of energy when it struck Earth. The impact started a chain of events that wiped out 75% of all plants and animals at the time.