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5:04 Fast English (US) B2

Is time travel possible? - Colin Stuart

TED-Ed - 12 years ago

3,730,366 views
5:34 Fast English (US) B2

Dark matter: The matter we can't see - James Gillies

TED-Ed - 12 years ago

2,878,242 views
7:12 Fast English (US) C1

How big is infinity? - Dennis Wildfogel

TED-Ed - 13 years ago

3,313,361 views
5:37 Fast English (US) B2

Hawking's black hole paradox explained - Fabio Pacucci

TED-Ed - 6 years ago

3,224,415 views
4:45 Fast English (US) B1

What are mini brains? - Madeline Lancaster

TED-Ed - 8 years ago

553,012 views
4:41 Conversational English (US) B1

Why do blood types matter? - Natalie S. Hodge

TED-Ed - 10 years ago

4,391,005 views
6:03 Conversational English (US) B2

The dark history of bananas - John Soluri

TED-Ed - 5 years ago

2,338,971 views
9:57 Fast English (US) B1

The kg is dead, long live the kg

Veritasium - 7 years ago

3,486,832 views
8:52 Fast English (US) B1

Is America Actually Metric?

Veritasium - 8 years ago

3,270,320 views
5:08 Conversational English (US) B1

Uncovering the brain's biggest secret - Melanie E. Peffer

TED-Ed - 4 years ago

515,873 views
4:11 Conversational English (US) B1

The left brain vs. right brain myth - Elizabeth Waters

TED-Ed - 8 years ago

832,687 views
5:05 Fast English (US) B2

Will there ever be a mile-high skyscraper? - Stefan Al

TED-Ed - 6 years ago

2,176,487 views
5:16 Fast English (US) B2

How one design flaw almost toppled a skyscraper - Alex Gendler

TED-Ed - 4 years ago

743,393 views
4:29 Conversational English (US) B2

What makes the Great Wall of China so extraordinary - Megan Campisi and Pen-Pen Chen

TED-Ed - 10 years ago

5,657,297 views
6:07 Conversational English (US) B2

How the world’s tallest skyscraper was built - Alex Gendler

TED-Ed - 4 years ago

828,356 views
4:33 Fast English (US) B1

What is metallic glass? - Ashwini Bharathula

TED-Ed - 9 years ago

1,883,711 views
4:39 Fast English (US) B2

What if cracks in concrete could fix themselves? - Congrui Jin

TED-Ed - 7 years ago

1,335,008 views
5:33 Fast English (US) B1

At what moment are you dead? - Randall Hayes

TED-Ed - 11 years ago

4,665,321 views
8:26 Fast English (US) B1

When The Dutch Ruled The World: The Rise & Fall of the Dutch East India Company

Business Casual - 7 years ago

1,356,814 views
4:57 Fast English (US) B1

How the world's first metro system was built - Christian Wolmar

TED-Ed - 7 years ago

1,596,490 views
5:37 Conversational English (US) B2

Building the world's largest (and most controversial) power plant - Alex Gendler

TED-Ed - 5 years ago

840,649 views
5:00 Conversational English (US) B2

What causes cavities? - Mel Rosenberg

TED-Ed - 9 years ago

4,754,915 views
4:17 Conversational English (US) A2

3 tips to boost your confidence - TED-Ed

TED-Ed - 10 years ago

8,182,954 views
4:14 Conversational English (US) B2

What causes bad breath? - Mel Rosenberg

TED-Ed - 10 years ago

2,514,580 views
6:15 Conversational English (US) B1

Which is better: Soap or hand sanitizer? - Alex Rosenthal and Pall Thordarson

TED-Ed - 5 years ago

4,618,019 views
4:45 Fast English (US) B2

How did teeth evolve? - Peter S. Ungar

TED-Ed - 7 years ago

688,549 views
3:59 Fast English (US) B2

Cell vs. virus: A battle for health - Shannon Stiles

TED-Ed - 11 years ago

7,485,605 views
4:47 Fast English (US) C1

The bug that poops candy - George Zaidan

TED-Ed - 5 years ago

3,543,859 views
5:13 Conversational English (US) B2

How parasites change their host's behavior - Jaap de Roode

TED-Ed - 10 years ago

4,223,498 views
5:22 Fast English (US) B2

Licking bees and pulping trees: The reign of a wasp queen - Kenny Coogan

TED-Ed - 6 years ago

2,768,076 views
5:36 Conversational English (US) B2

How does laser eye surgery work? - Dan Reinstein

TED-Ed - 6 years ago

6,248,458 views
5:24 Conversational English (US) B2

When is water safe to drink? - Mia Nacamulli

TED-Ed - 8 years ago

1,186,844 views
4:34 Fast English (US) B2

How we conquered the deadly smallpox virus - Simona Zompi

TED-Ed - 12 years ago

7,556,588 views
4:33 Conversational English (US) B2

How does your body know you're full? - Hilary Coller

TED-Ed - 8 years ago

2,226,940 views
5:09 Conversational English (US) B2

Why don’t poisonous animals poison themselves? - Rebecca D. Tarvin

TED-Ed - 7 years ago

2,454,283 views
5:19 Fast English (US) B2

Mating frenzies, sperm hoards, and brood raids: The life of a fire ant queen - Walter R. Tschinkel

TED-Ed - 6 years ago

4,230,960 views
3:47 Fast English (US) B2

History through the eyes of the potato - Leo Bear-McGuinness

TED-Ed - 10 years ago

2,110,731 views
8:44 Fast English (UK) B2

Diabetes and the body | Diabetes UK

Diabetes UK - 12 years ago

4,641,396 views
4:57 Fast English (US) B2

Cannibalism in the animal kingdom - Bill Schutt

TED-Ed - 7 years ago

6,268,760 views
5:45 Conversational English (US) C1

Just add water: The garden insect that can turn into a plague - Jeffrey A. Lockwood

TED-Ed - 4 years ago

489,527 views
4:43 Fast English (US) B2

The world’s most dangerous fart - Nick Caruso and Dani Rabaiotti

TED-Ed - 5 years ago

1,692,246 views
4:29 Conversational English (US) B2

What causes body odor? - Mel Rosenberg

TED-Ed - 7 years ago

3,452,042 views
4:54 Fast English (US) B2

What happens during a heart attack? - Krishna Sudhir

TED-Ed - 8 years ago

6,889,160 views
5:26 Fast English (US) B2

Can you solve the wizard standoff riddle? - Dan Finkel

TED-Ed - 7 years ago

11,217,796 views
4:45 Fast English (US) B1

Can you solve the penniless pilgrim riddle? - Daniel Finkel

TED-Ed - 7 years ago

5,285,078 views
4:18 Fast English (US) C1

Why do We Brush Our Teeth? | Health for Kids | SciShow Kids

SciShow Kids - 10 years ago

2,298,066 views
5:05 Conversational English (US) B2

How did Dracula become the world's most famous vampire? - Stanley Stepanic

TED-Ed - 8 years ago

3,497,655 views
6:04 Conversational English (US) B1

The Chinese zodiac, explained | ShaoLan

TED - 9 years ago

1,229,960 views
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