How does Laser Eye Surgery work?

In 1948, Spanish ophthalmologist Jose Ignacio Barraquer Moner was fed up with glasses. He wanted a …

How fast are you moving right now?

How fast are you moving right now? That seems like an easy question. The first tempting answer is, …

What makes something "Kafkaesque"?

"Someone must have been telling lies about Josef K. He knew he had done nothing wrong, but one…

The hidden treasures of Timbuktu

On the edge of the vast Sahara desert, citizens snuck out of the city of Timbuktu and took to the w…

Can 100% renewable energy power the world?

" I'd put my money on the sun and solar energy. What a source of power! I hope we don't…

What if every satellite suddenly disappeared?

One day, without warning or apparent cause, all of humanity’s artificial satellites suddenly disapp…

Hilbert's Infinite Hotel Paradox

In the 1920's, the German mathematician David Hilbert devised a famous thought experiment to sh…

The Language of Lying | How to Spot a Lair.

" Sorry, my phone died ." " It's nothing. I'm fine. " " These allegations…

What is Consciousness?

A hemispherectomy is a surgical procedure in which half of a person's brain is removed. It'…

How does the Stock Market work?

In the 1600s the Dutch East India Company employed hundreds of ships to trade gold, porcelain, spic…

What is Déjà vu?

Today we're going to discuss déjà vu . What is it, and why does it occur? You know, those moments…

How much does Internet weight?

What is weight of average strawberry? 50 grams. Which according to Russell Seitz also happens to be…

Why Do We Dream?

Today we are going to talk about Why We Dream . What's going on inside our brains? The scientific…