NOVA

Science and Nature Series / 24 Seasons

NOVA brings you stories from the frontlines of science and engineering, answering the big questions of today and tomorrow, from how our ancestors lived, to whether parallel universes exist, to how technology will transform our lives. Visit the official website to watch full-length documentaries, or explore our world through short-form video, on our digital publication NOVA Next.

Watch Latest: S51 E16

53m 40s / TV-G

New map of the universe hints that dark energy may be evolving

3m

An international group of astronomers have announced a hint that could fundamentally change what we think we know about the universe—and how we think it might come to an end.

Decoding the Universe: Cosmos Preview

30s

How big is the universe? Will it ever end? Why is so much of it made of mysterious dark matter and energy? See how mind-bending discoveries over the past 50 years have revolutionized our understanding of the universe.

Great American Eclipse Preview

30s

Explore the spectacular cosmic phenomenon of a total solar eclipse. In April 2024, the Moon’s shadow is sweeping from Texas to Maine, as the U.S. witnesses its last total eclipse until 2044, and scientists scramble to unlock the secrets of our Sun.

How to watch the eclipse without burning your eyes

1m 59s

Looking at the sun without eclipse glasses, even when 99% of the Sun is covered by the Moon, can cause retinal damage in your eye. Here’s the science behind why, and how you can protect your eyes.

A.I. Revolution Preview

26s

A.I. tools like ChatGPT seem to think, speak, and create like humans. But what are they really doing? From cancer cures to Terminator-style takeovers, leading experts explore what A.I. can – and can’t – do today, and what lies ahead.

Secrets in Your Data Preview

30s

Whether you’re on social media or surfing the web, you’re probably sharing more personal data than you realize. Find out where your data is going, who’s selling it, and how you – and a new kind of web – could put control back in your hands.

The force that makes up more than half of the universe

1m 40s

Astronomers looked at extremely distant and extremely bright exploding stars and discovered that universe is not just expanding - it’s accelerating in its expansion.

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