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What Does It Mean?
SEA
Added: 2 days ago
Why does the universe choose life over silence? Why has its once inanimate matter and energy come alive on planet Earth? Is it chance? Fate? Or even, by desi...
Fact vs. Theory vs. Hypothesis vs. Law… EXPLAINED!
Be Smart
Added: 2 weeks ago
Viewers like you help make PBS (Thank you 😃) . Support your local PBS Member Station here: https://to.pbs.org/PBSDSDonate Think you know the difference? Don...
Animal Behavior - CrashCourse Biology #25
CrashCourse
Added: 3 weeks ago
Hank and his cat Cameo help teach us about animal behavior and how we can discover why animals do the things they do. References: http://webspace.ship.edu/c...
The Eugenics Crusade | Full Documentary | AMERICAN EXPERIENCE | PBS
American Experience | PBS
Added: 1 month ago
Uncover the shocking history of the early 20th-century campaign to breed a “better” American race. THE EUGENICS CRUSADE tells the story of the unlikely—and l...
How Long Can We Live?
MinuteEarth
Added: 1 month ago
The human lifespan might be limited, in part, because natural selection just stops working late in life. LEARN MORE ************** To learn more about this t...