What will the world look like in 2030? International business consultant Nikolaus S. Lang predicts the evolution of a multipolar world, with multiple emerging coalitions of countries acting in new ways to achieve their economic,...

SciShow Space takes you to the moon! Learn about the competing theories about how Earth's closest neighbor formed.

Einstein once asked whether “the moon exists only when I look at it?". It was rhetorical objection to the idea that measurement in quantum mechanics causes reality to become real. But there was a time when the moon didn’t exist, and then...

To figure out how Thrinaxodon and Broomistega became entombed together, scientists looked at the burrow itself, along with their fossilized bones. And it looks like their luck ran out, when a behavior that usually would’ve helped them...

Jeffrey Brown talks to Kuwaiti writer and theater director Sulayman al-Bassam, whose company is presenting a Shakespeare play with a twist, "Richard III: An Arab Tragedy."

In this short, provocative talk, financier Sangu Delle questions whether microfinance — small loans to small entrepreneurs -- is the best way to drive growth in developing countries. "We seem to be fixated on this romanticized idea that...

Townspeople are demanding that a corrupt merchant's collection of 30 rubies be confiscated to reimburse the victims of his schemes. The king announces that the fine will be determined through a game of wits between the merchant and the...

Crash Course Big History is back! It turns out, we couldn't tell all of the 13.8 billion years of the history of the universe in 10 Crash Course Episodes. So, Big History host Emily Graslie has returned to add 6 more episodes that look...

The insides of the our gas giant friend, Saturn, might be less of a mystery now that we’ve figured out how to use its rings to indicate its internal makeup. And the light emitted from some very old, very hungry black holes could be...

New simulations of a triple-star system in the constellation Orion suggest that a planet might be orbiting three stars, which could drastically increase the amount of the solar systems we believe are out there forming planets! And the...

If our sun turned into a black hole, you might think our solar system would be doomed, but in reality that's just not how black holes work.

Cosmologist Sean Carroll attacks -- in an entertaining and thought-provoking tour through the nature of time and the universe -- a deceptively simple question: Why does time exist at all? The potential answers point to a surprising view...

The idea that the North Pole can move is nothing new, but the findings of a recent study suggest that Santa might need to pack up and find a new apartment.

The term Kafkaesque has entered the vernacular to describe unnecessarily complicated and frustrating experiences, especially with bureaucracy. But does standing in a long line to fill out confusing paperwork really capture the richness...

A post-apocalyptic Earth, emptied of humans, seems like the stuff of science fiction TV and movies. But in this short, surprising talk, Lord Martin Rees asks us to think about our real existential risks — natural and human-made threats...

Scared of superintelligent AI? You should be, says neuroscientist and philosopher Sam Harris -- and not just in some theoretical way. We're going to build superhuman machines, says Harris, but we haven't yet grappled with the problems...

There is a proof for Brouwer's Fixed Point Theorem that uses a bridge - or portal - between geometry and algebra.

SciShow Space takes you to the moon! Learn about the competing theories about how Earth's closest neighbor formed.

Imagine if you could plug your brain into a machine that would bring you ultimate pleasure for the rest of your life. The only catch? You have to permanently leave reality behind. Hayley Levitt and Bethany Rickwald explore Robert...

Last week, an asteroid impact drill was conducted, which demonstrated what might happen if an asteroid hit us within the decade. It didn't go quite as well as we would like.

It's said that the quickest way to kill a joke is to explain it, but scientists are still interested in finding out just what tickles our brains and makes us find something funny.

Planetary alignments: They're the favorite astronomical scenario of kooks, con artists, and Hollywood producers everywhere. But has it ever happened? And what would it do to Earth if it did?

In this video, see a demonstration of configuring PAT on a Cisco router.

This video is a quiz/exercise based on the concepts learned in this section so far.