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PBS Space Time
What if Humans Are Not Earth's First Civilization?
What if we aren't the first technological civilization on Earth?
Does Antimatter Create Anti-Gravity?
PBS Space Time explores the outer reaches of space, the craziness of astrophysics, the possibilities of sci-fi, and anything else you can think of beyond Planet Earth. Host Matt O'Dowd breaks down both the basic and incredibly complex sides of space and time.
Does Antimatter Create Anti-Gravity?
Season 9 Episode 35 | 16m 30s | CC
For many years, physicists have wondered whether a certain well-known exotic material may experience gravitational repulsion from the Earth. That material is antimatter, and physicists at CERN have just completed a very long and very difficult experiment to answer a seemingly simple question: does antimatter fall down, or does it fall up?
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