Do Aliens Exist? This Famous Equation Offers a Clue
Season 52
About the Episode
It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous mathematical equation, known as the Drake Equation, helps scientists estimate the odds of finding intelligent alien civilizations, but new discoveries and unknown factors could change everything.
Aired:
| Expires: | Runtime: 5m 04s
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Episode 6, Season 52<br> Baltimore Bridge Collapse
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Extras
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The Rocket-Less Future of Space Travel
Space elevators? Nuclear rockets? The future of space travel could look radically different.5:17 -
4 Ways the Universe Could End
If the universe as we know it started with the Big Bang, will it also have an end?5:07 -
Building Blocks of Life Discovered on Distant Asteroid
Scientists have discovered the building blocks of life in samples retrieved from a distant asteroid.6:03 -
Revolutionary War Weapons Preview
Explore key military technologies in the American colonies’ fight for freedom.0:30 -
What Went Wrong on the Dali Before the Baltimore Bridge Collapse
The container ship Dali lost power causing it to crash into Baltimore’s Key Bridge.2:57 -
What Caused Baltimore’s Key Bridge to Collapse?
Engineers explain how a vulnerability made the bridge open to catastrophe.2:57 -
This Pompeii Priest Had an Unexpected Rise to Power
In a recently discovered tomb in Pompeii, archeologists made a startling discovery.2:58 -
A Brutal Gladiator Fight in Ancient Pompeii
At a gladiator match in ancient Pompeii, tensions exploded and spectators became fighters in a riot.2:37 -
This Asteroid Might Make Impact With Earth in 2032
An asteroid is on a collision course with Earth, possibly making impact in 2032.3:33 -
Opening a Sealed Egyptian Tomb
Archaeologists remove the mud brick seal of an unopened Egyptian tomb.2:38
