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117,927 views
2013-02-20
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119,588 views
2013-02-19
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204,908 views
2013-02-18
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642,516 views
2013-02-14
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1,243,255 views
2013-02-13
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460,221 views
2013-02-12
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73,472 views
2013-02-11
The historical audacity of the Louisiana Purchase - Judy Walton
778,308 views
2013-02-07
Make robots smarter - Ayanna Howard
66,489 views
2013-02-06
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240,448 views
2013-02-05
How polarity makes water behave strangely - Christina Kleinberg
1,163,800 views
2013-02-04
What if we could look inside human brains? - Moran Cerf
222,626 views
2013-01-31
Life of an astronaut - Jerry Carr
703,250 views
2013-01-30
In on a secret? That's dramatic irony - Christopher Warner
1,804,286 views
2013-01-29
Parasite tales: The jewel wasp's zombie slave - Carl Zimmer
112,798 views
2013-01-28
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227,442 views
2013-01-24
Network theory - Marc Samet
224,994 views
2013-01-23
Rapid prototyping Google Glass - Tom Chi
442,353 views
2013-01-22
Is light a particle or a wave? - Colm Kelleher
1,710,364 views
2013-01-17
Write your story, change history - Brad Meltzer
232,541 views
2013-01-16
How to defeat a dragon with math - Garth Sundem
4,655,340 views
2013-01-15
What Aristotle and Joshua Bell can teach us about persuasion - Conor Neill
1,086,660 views
2013-01-14
Phenology and nature's shifting rhythms - Regina Brinker
103,623 views
2013-01-10
Activation energy: Kickstarting chemical reactions - Vance Kite
243,977 views
2013-01-09
How we see color - Colm Kelleher
1,536,051 views
2013-01-08
You are your microbes - Jessica Green and Karen Guillemin
2,006,258 views
2013-01-07
Detention or Eco Club: Choosing your future - Juan Martinez
43,028 views
2013-01-04
Conserving our spectacular, vulnerable coral reefs - Joshua Drew
129,009 views
2013-01-03
A tap dancer's craft - Andrew Nemr
102,455 views
2012-12-19
What is color? - Colm Kelleher
1,045,983 views
2012-12-18
Why is there a "b" in doubt? - Gina Cooke
701,316 views
2012-12-17
Situational irony: The opposite of what you think - Christopher Warner
2,591,170 views
2012-12-13
Solving the puzzle of the periodic table - Eric Rosado
1,159,747 views
2012-12-12
Inside a cartoonist's world - Liza Donnelly
156,795 views
2012-12-11
Radioactivity: Expect the unexpected - Steve Weatherall
954,166 views
2012-12-10
Pizza physics (New York-style) - Colm Kelleher
577,586 views
2012-12-06
How do cancer cells behave differently from healthy ones? - George Zaidan
2,355,577 views
2012-12-05
What makes a hero? - Matthew Winkler
9,351,333 views
2012-12-04
Let's talk about sex - John Bohannon and Black Label Movement
177,963 views
2012-12-03
How does work...work? - Peter Bohacek
352,579 views
2012-11-29
How did English evolve? - Kate Gardoqui
1,390,151 views
2012-11-27
DNA: The book of you - Joe Hanson
649,321 views
2012-11-26
The genius of Mendeleev's periodic table - Lou Serico
3,254,952 views
2012-11-21
Three anti-social skills to improve your writing - Nadia Kalman
3,380,119 views
2012-11-20
Would you weigh less in an elevator? - Carol Hedden
334,966 views
2012-11-19
Does stress cause pimples? - Claudia Aguirre
1,310,965 views
2012-11-15
An anti-hero of one's own - Tim Adams
1,392,285 views
2012-11-13
Dark matter: How does it explain a star's speed? - Don Lincoln
101,934 views
2012-11-12