Breakthroughs in technology have allowed us to use electromagnetic waves to link us at light speed to each other and to the cosmos.
Halley's Comet last visited us in 1986.
Follow Halley's Comet on its journey from the outer solar system all the way back to the Sun.
Critical thinking has enabled us to expand our knowledge of the universe, but the there's still so much discover and obstacles to overcome.
Few animals larger than 100 pounds survived the aftermath of the asteroid that killed the dinosaurs at the end of the Late Cretaceous.
Geochemist Clair Patterson made the first accurate measurement of Earth's age and raised the alarm about dangerous levels of lead in the environment.
Astronomer Edward Charles Pickering challenged conventions at Harvard by hiring women to map and classify stars.
Find out what happens when the Milky Way and Andromeda Galaxies merge in several billion years.
The genetic code is written in an alphabet consisting of only four letters, each created by a molecule made up of atoms.
Because light travels at a finite speed, to look across space is to look back in time.
If not for Michael Faraday, the world as we know it might not exist today.
Neil deGrasse Tyson introduces us to Chinese philosopher Mo Tzu and his 2000-year-old movie camera.
FOX & National Geographic Channel's COSMOS: A SPACETIME ODYSSEY has received 13 Emmy nominations.
The everlasting impact and importance of COSMOS is discussed.
Solar sailing is a means of exploring the galaxy that is within our grasp.
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