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Life Sciences

The survival of the sea turtle

2,050,718 Views

Physical Science

The vocabulary of electricity

660,400 Views

Earth and Space Science

Calculating the odds of intelligent alien life

1,261,466 Views

Life Sciences

How do pain relievers work?

4,067,392 Views

Physical Science

How to speed up chemical reactions (and get a date)

2,264,397 Views

Speaking

The case against “good” and “bad”

442,717 Views

Life Sciences

The wacky history of cell theory

7,254,777 Views

Motivation and Emotion

Stanford University Commencement 2005 - Steve Jobs

45,939,254 Views

Motivation and Emotion

SMU Commencement 2012 - Condoleezza Rice

36,173 Views

Motivation and Emotion

University of the Arts Commencement 2012 - Neil Gaiman

1,400,158 Views

Motivation and Emotion

Gettysburg College Commencement 2012 - Jacqueline Novogratz

17,425 Views

Motivation and Emotion

Tulane University Commencement 2009 - Ellen DeGeneres

1,279,063 Views

Attention and Engagement

In praise of slowness - Carl Honore

27,394 Views

Problem Solving

How to use experts—and when not to - Noreena Hertz

26,621 Views

Personality

The power of introverts - Susan Cain

249,214 Views

Civics

On being a woman and a diplomat - Madeleine Albright

56,137 Views

Media and Journalism

See Yemen through my eyes - Nadia Al-Sakkaf

98,239 Views

Motivation and Emotion

Why it pays to work hard

737,639 Views

Information Literacy

The key to media's hidden codes

283,705 Views

Motivation and Emotion

8 traits of successful people

7,111,437 Views

Motivation and Emotion

The power of passion

544,534 Views

Numbers & Operations

One is one...or is it?

1,577,466 Views

Motivation and Emotion

The difference between winning and succeeding - John Wooden

74,971 Views

Motivation and Emotion

Measuring what makes life worthwhile - Chip Conley

91,480 Views