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Taking Orders to Be Violent Might be Easier Than You Think
The Milgram Shock Experiment suggests that when an authority figure makes an order, even if seemingly violent, most people will carry it through.
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53:21
Can bringing predators—and fear—back into an ecosystem help restore its natural balance?
1:52:46
Paleontologist Kirk Johnson explores the dynamic history—and future—of ice at the poles.
53:30
Discover the science behind Leonardo da Vinci's masterpieces—and Mona Lisa's iconic smile.
53:15
Amazing fossils reveal how mammals took over after an asteroid wiped out the dinosaurs.
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53:23
New archeological evidence shows the stunning engineering of the Great Pyramid of Giza.
53:51
Join scientists as they grab light from across the universe to prove quantum entanglement.
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53:21
Follow engineers and woodworkers as they rebuild an iconic American covered bridge.
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53:34
Follow the harrowing operation to rescue 12 boys stranded in a flooded cave in Thailand.
