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232,688 views
2013-01-16
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4,696,373 views
2013-01-15
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1,089,384 views
2013-01-14
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103,896 views
2013-01-10
Activation energy: Kickstarting chemical reactions - Vance Kite
244,376 views
2013-01-09
How we see color - Colm Kelleher
1,539,501 views
2013-01-08
You are your microbes - Jessica Green and Karen Guillemin
2,007,094 views
2013-01-07
Detention or Eco Club: Choosing your future - Juan Martinez
43,033 views
2013-01-04
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129,306 views
2013-01-03
Curiosity, discovery and gecko feet - Robert Full
133,052 views
2012-12-20
A tap dancer's craft - Andrew Nemr
102,484 views
2012-12-19
What is color? - Colm Kelleher
1,047,517 views
2012-12-18
Why is there a "b" in doubt? - Gina Cooke
701,570 views
2012-12-17
Situational irony: The opposite of what you think - Christopher Warner
2,593,171 views
2012-12-13
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1,161,225 views
2012-12-12
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157,004 views
2012-12-11
Radioactivity: Expect the unexpected - Steve Weatherall
955,688 views
2012-12-10
Pizza physics (New York-style) - Colm Kelleher
577,787 views
2012-12-06
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2,360,600 views
2012-12-05
What makes a hero? - Matthew Winkler
9,361,788 views
2012-12-04
Let's talk about sex - John Bohannon and Black Label Movement
178,117 views
2012-12-03
How does work...work? - Peter Bohacek
353,280 views
2012-11-29
How did English evolve? - Kate Gardoqui
1,391,943 views
2012-11-27
DNA: The book of you - Joe Hanson
650,242 views
2012-11-26
The genius of Mendeleev's periodic table - Lou Serico
3,261,021 views
2012-11-21
Three anti-social skills to improve your writing - Nadia Kalman
3,393,388 views
2012-11-20
Would you weigh less in an elevator? - Carol Hedden
335,346 views
2012-11-19
Does stress cause pimples? - Claudia Aguirre
1,311,742 views
2012-11-15
An anti-hero of one's own - Tim Adams
1,392,751 views
2012-11-13
Dark matter: How does it explain a star's speed? - Don Lincoln
101,996 views
2012-11-12
A needle in countless haystacks: Finding habitable worlds - Ariel Anbar
425,984 views
2012-11-08
How life came to land - Tierney Thys
160,215 views
2012-11-07
The oddities of the first American election - Kenneth C. Davis
249,099 views
2012-11-05
Does your vote count? The Electoral College explained - Christina Greer
8,382,062 views
2012-11-01
Beware of nominalizations (AKA zombie nouns) - Helen Sword
1,126,159 views
2012-10-31
A 3-minute guide to the Bill of Rights - Belinda Stutzman
2,256,045 views
2012-10-30
A glimpse of teenage life in ancient Rome - Ray Laurence
12,456,249 views
2012-10-29
Gerrymandering: How drawing jagged lines can impact an election - Christina Greer
1,134,767 views
2012-10-25
Diagnosing a zombie: brain and behavior (Part two) - Tim Verstynen & Bradley Voytek
286,042 views
2012-10-24
The Making of the American Constitution - Judy Walton
1,008,753 views
2012-10-23
Diagnosing a zombie: Brain and body (Part one) - Tim Verstynen & Bradley Voytek
856,011 views
2012-10-22
The city of walls: Constantinople - Lars Brownworth
1,361,589 views
2012-10-18
How inventions change history (for better and for worse) - Kenneth C. Davis
907,606 views
2012-10-17
Rethinking thinking - Trevor Maber
1,018,203 views
2012-10-15
How does math guide our ships at sea? - George Christoph
429,872 views
2012-10-11
Describing the invisible properties of gas - Brian Bennett
191,609 views
2012-10-10
The ABC's of gas: Avogadro, Boyle, Charles - Brian Bennett
223,156 views
2012-10-09
The story behind your glasses - Eva Timothy
133,663 views
2012-10-08