Recent Episodes
Manhunt: Boston Bombers
Manhunt: Boston Bombers
NOVA
The search for the perpetrators of the Boston bombings.
60 min.
Oklahoma's Deadliest Tornadoes
Oklahoma's Deadliest Tornadoes
NOVA
Examining the May 20, 2013, tornado strike in Oklahoma.
60 min.
Secrets of the Sun
Secrets of the Sun
NOVA
Examining the sun, which is 27 million degrees Fahrenheit.
60 min.
Decoding Neanderthals
Decoding Neanderthals
NOVA
Scientists examine evidence about Neanderthals that sheds light on the hominids, who died off some 30,000 years ago. See the 2010 reconstruction of the Neanderthal genome, which posits that modern humans and Neanderthals interbred.
1 min.
Venom: Nature's Killer
Venom: Nature's Killer
NOVA
Hunting down the most venomous animals to reveal their medical mysteries.
| Thursday 6/20/13 2:00 AM WGBH 44 |
Thursday 6/20/13 5:00 AM WGBH 2 |
Thursday 6/20/13 7:00 PM WGBH World |
Thursday 6/20/13 8:00 PM WGBH 44 |
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| Extreme Cave Diving | Extreme Cave Diving | Extreme Cave Diving | Extreme Cave Diving |
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A look at a "supervolcano" that erupted some 74,000 years ago in Sumatra and may have precipitated a global deep freeze. Scientists examine evidence in Greenland's ice cap, from beneath the ocean floor and in ash recovered from across southern Asia.
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