A curable condition that causes blindness - Andrew Bastawrous

A curable condition that causes blindness – Andrew Bastawrous

An estimated 20 million cases of blindness worldwide are caused by cataracts, a curable condition affecting the lens that focuses images onto the eye’s retina. A cataract occurs when proteins...

The incredible collaboration behind the International Space Station - Tien Nguyen

The incredible collaboration behind the International Space Station – Tien Nguyen

Have you ever been gazing at a starry sky when suddenly a bright dot glided into view? If it wasn’t blinking, then you’ve had the distinct pleasure of seeing one...

What "Orwellian" really means - Noah Tavlin

What “Orwellian” really means – Noah Tavlin

If you’ve watched the news or followed politics chances are you’ve heard the term Orwellian thrown around in one context or another. But have you ever stopped to think about...

Can you solve the prisoner hat riddle? - Alex Gendler

Can you solve the prisoner hat riddle? – Alex Gendler

You and nine other individuals have been captured by super intelligent alien overlords. The aliens think humans look quite tasty, but their civilization forbids eating highly logical and cooperative beings....

3 tips to boost your confidence - TED-Ed

3 tips to boost your confidence – TED-Ed

Translator: Jennifer Cody Reviewer: Jessica Ruby When faced with a big challenge where potential failure seems to lurk at every corner, maybe you’ve heard this advice before: “Be more confident.”...

Where does gold come from? - David Lunney

Where does gold come from? – David Lunney

In medieval times, alchemists tried to achieve the seemingly impossible. They wanted to transform lowly lead into gleaming gold. History portrays these people as aged eccentrics, but if only they’d...

The race to sequence the human genome - Tien Nguyen

The race to sequence the human genome – Tien Nguyen

Packed inside every cell in your body is a set of genetic instructions, 3.2 billion base pairs long. Deciphering these directions would be a monumental task but could offer unprecedented...

Where did Russia come from? - Alex Gendler

Where did Russia come from? – Alex Gendler

Where did Russia come from, why is it so big, and what are the differences between it and its neighbors? The answers lie in an epic story of seafaring warriors,...

What are the universal human rights? - Benedetta Berti

What are the universal human rights? – Benedetta Berti

The idea of human rights is that each one of us, no matter who we are or where we are born, is entitled to the same basic rights and freedoms....

Why do women have periods?

Why do women have periods?

A handful of species on Earth share a seemingly mysterious trait: a menstrual cycle. We’re one of the select few. Monkeys, apes, bats, humans, and possibly elephant shrews are the...

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