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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.

People from all over the country converge on a small Texas town to see a total solar eclipse.
Dark energy fundamentally shapes our universe and what astronomers know about it might be wrong.
It’s not just your imagination, winters across the U.S. are changing.
National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA Science Trust, the Corporation for Public Broadcasting, and PBS viewers.
Episodes
Trace human development from embryo to newborn through stunning microimagery.
Combining the laws of the universe in one theory that explains it all is the Holy Grail
Do miniscule vibrating strands of energy hold the key to a unified theory of physics?
Will experimental particle physics confirm the wild predictions of string theory?
The story of how African-American Percy Julian defied the odds to become a famous chemist.
We are on the verge of answering one of the greatest questions in history: Are we alone?
It defines our lives, but what is time really? Have a look into its true nature.
Take a wild ride into the quantum realm, where even the impossible seems possible.
Is our universe unique, or could it be just one in an endless "multiverse"?
A two-hour special from the producers of "Making Stuff"
Australia’s landscape holds clues to Earth's early history and the beginning of life.
Fossils reveal how life’s explosion in the ocean was recreated on dry land.
Extras
You do have some control in how much data you share online.
Explore big discoveries that have revolutionized our understanding of the universe.
It doesn’t have to – advertisers may already have all the information they want to know about you.
Millions witnessed the Moon cover the Sun on April 8, some viewers sent us their videos.
Every now and then the sun hurls a piece of itself into the solar system.
Find out who’s using your data and what you can do about it.
A total solar eclipse is coming. If you want to check it out, you need eye protection.
The oldest DNA ever recovered revealed an ecosystem unlike anything that exists today.
Sometime between now and September a star will explode.
How did we discover exoplanets?