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The rise and fall of the Inca empire

Adults History Society
It was the western hemisphere's largest empire ever, with a population of nearly 10 million subjects.

Why Electroshock Therapy Is Back

Adults Health Mental Health Technology
Shocking the brain has come and gone as a medical treatment, but it's currently resurging, as it often provides the best form of relief for severe depression and advanced Parkinson's disease.

Hey Buddy, Can You Give Me a Hand?

Adults Future Machine Learning Technology
Are We Doomed? Boston Dynamics' Unsettling Robot Dog SpotMini Can Now Open The Door

Why Are Mosquitoes Attracted To Me?!

Adults Animals Genetics Nature
Mosquitoes are attracted to me and it's likely due to my genes.

Why Our Favorite Crops Live Fast and Die Young

Adults Ecology Industry
We mostly grow annual plants because they reliably produce energy-rich seeds, which we like to eat.

What If Your Airplane Door Burst Open Mid-Flight?

Adults Science Transportation Travel
Flying may be more horrifying than you think.

How did teeth evolve? - Peter S. Ungar

Adults Biology Health Human
You may take them for granted, but your teeth are a marvel. They break up all your food over the course of your life, while being strong enough to withstand breakage themselves. How do they do it?

Why Alien Life Would be our Doom - The Great Filter

Adults Science Space Travel
Finding alien life on a distant planet would be amazing news - or would it? If we are not the only intelligent life in the universe, this probably means our days are numbered and doom is certain.

Rooftop POV Escape from Hong Kong security!

Adults Cities Internet Culture Sports
These Daredevils Run From Security And Leap Across Rooftops In Hong Kong

Marvel Studios' Avengers: Infinity War - Big Game Spot

Adults Art Creativity Film
New "Avengers: Infinity War" Trailer Has Our Superheroes Prepare For The End

What Happens When You Give Graffiti Artists An Abandon Warehouse

Adults Art Creativity Music
No wall is safe in the presence of a graffiti artist with a can in his hand. Here's an incredible time-lapse footage of what happens when Sofles, Fintan Magee, Treas and Quench are let loose in an empty warehouse.

Why We Pick Difficult Partners

Adults Psychology Relationships Society
In theory, we're nowadays allowed to get together with pretty much anyone we like. And yet, at a psychological level, we aren't free to love just any suitable person. We have a type - and strangely and awkwardly, these types are often not those who stand a chance of making us maximally happy.

Could we clone humans? - Earth Lab

Adults Biology Human Science
Dom Burgess investigates whether we could clone humans in the future.

Molly Makes Eggs Benedict for a Crowd | From the Test Kitchen | Bon Appetit

Adults Creativity Food
We tackled every element of the classic eggs Benedict recipe to optimize it for a crowd. Poaching eggs in advance. A hollandaise that will stay luscious for hours. A tray of perfectly toasted, buttery muffins. Yep-it's all here. This recipe comes together in under an hour and much of it can be prepped in advance, leaving you free to entertain.

How to Make an Elephant Explode with Science - The Size of Life 2

Adults Animals Genetics
Life on this planet is based on cells. Cells do vary in size. But they are pretty similar in their dimensions across all species. A blue whale doesn't have bigger cells than a hummingbird, just a lot more of them.

The Girl Who's Allergic To Everything | Living Differently

Adults Disability Health Life
British Championship disability gymnast, Natasha Coates, 22, is allergic to everything. She has won 19 British titles and placed first in the British Disability Championships.

Ugly history: The 1937 Haitian Massacre - Edward Paulino

Adults History Life Society
When historians talk about the atrocities of the 20th century, we often think of those that took place during and between the two World Wars. But two months before the Rape of Nanking in China, and a year before Kristallnacht in Germany, a horrific ethnic cleansing campaign occurred on an island between the Atlantic Ocean and Caribbean Sea. Edward Paulino details the 1937 Haitian Massacre.

Could Lab-Grown Meat Make Eating Human O.K.? (Part 2 of 3)

Adults Food Industry Science
Lab grown meat has been making headlines recently, but is it actually a better alternative to the traditional meat industry?

Why Cities Exist

Adults Cities History Industry
More than 90% of the richest countries population lives in the cities. Here is why?

It's not you. Commuting is bad for your health.

Adults Health Transportation Work
My commute is like a second job, and it might be killing me.

Can you solve the dark coin riddle? - Lisa Winer

Adults Creativity Math
You heard the travelers' tales, you followed the maps, and now, you've finally located the dungeon containing a stash of ancient coins. The good news: the wizard who owns the castle has generously agreed to let you have the coins. The bad news: he's not quite as generous about letting you leave the dungeon ... unless you solve his puzzle. Can you solve it and get out alive? Lisa Winer shows how.