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Earth and Space Science

Could a Saturn moon harbor life? - Carolyn Porco

24,498 Views

Life Sciences

Why is yawning contagious?

2,397,073 Views

Civics

The fight for the right to vote in the United States

783,893 Views

Physical Science

The deadly irony of gunpowder

3,073,482 Views

Business & Economics

The business logic of sustainability - Ray Anderson

40,338 Views

Literature & Language

Mysteries of vernacular: Robot

113,058 Views

Anthropology

Vampires: Folklore, fantasy and fact

3,803,763 Views

Public Health

How we conquered the deadly smallpox virus

8,870,505 Views

Physical Science

The strengths and weaknesses of acids and bases

1,042,159 Views

Physical Science

Why does ice float in water?

1,866,458 Views

Physical Science

Is time travel possible?

3,872,793 Views

Design, Engineering & Technology

How Benjamin Button got his face - Ed Ulbrich

24,157 Views

Performing Arts

The El Sistema music revolution - Jose Antonio Abreu

29,782 Views

Design, Engineering & Technology

Toy tiles that talk to each other - David Merrill

48,134 Views

Linguistics

Mysteries of vernacular: Ukulele

80,971 Views

Physical Science

What is the shape of a molecule?

326,916 Views

Physical Science

How atoms bond

1,216,855 Views

Physical Science

The uncertain location of electrons

891,600 Views

Public Health

Mosquitos, malaria and education - Bill Gates

271,263 Views

Health

Why I'm a weekday vegetarian - Graham Hill

330,724 Views

Physical Science

Why don’t oil and water mix?

1,241,107 Views

Performing Arts

The science of stage fright (and how to overcome it)

1,632,822 Views

Earth and Space Science

Why extremophiles bode well for life beyond Earth

140,672 Views

Life Sciences

Can we eat to starve cancer? - William Li

3,557,700 Views