Previews + Extras
Eclipse Over America Trailer
S44 E11 - 1m 37s
On August 21, 2017, millions of Americans will witness the first total solar eclipse to cross the continental United States in 99 years. While hordes of citizens prepare to flock to the eclipse’s path of totality, scientists, too, are staking out spots for a very different reason: to investigate the secrets of the sun’s elusive atmosphere.
Watch an Eclipse Safely
S44 E11 - 3m 19s
With the US eclipse just over a week away, here’s how you can watch it safely.
How an Eclipse Proved Einstein Right
S44 E11 - 1m 58s
The total solar eclipse of 1919 led Albert Einstein down the path toward stardom. Here’s how.
7 Stellar Facts about Solar Eclipses
S44 E11 - 2m 32s
From Babylonian kings to dangerous solar storms, discover surprising facts about solar eclipses.
Why Eclipses Don't Happen Every Month
S44 E11 - 1m 47s
Why don't solar eclipses happen every month? After all, you only need three things to make a solar eclipse: the Sun, the Earth and the Moon.
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