Categoría: Videos

What’s it like to be worshipped by the Alt-Right? Not good, especially if you’re a passionate rationalist like Richard Dawkins. He was very recently accused of Islamophobia by KPFA radio—which is why some of the Alt-Right have flocked toward him—however Dawkins released a statement calling any alleged «abusive speech» by him preposterous, and clarified his […]

Using the Aesop’s Fable paradigm to investigate causal understanding of water displacement by New Caledonian crows: Example trials for each of the six experiments. For more information: http://dx.plos.org/10.1371/journal.po… Jelbert SA, Taylor AH, Cheke LG, Clayton NS, Gray RD (2014) Using the Aesop’s Fable Paradigm to Investigate Causal Understanding of Water Displacement by New Caledonian Crows. PLoS […]

How do you get what you want, using just your words? Aristotle set out to answer exactly that question over two thousand years ago with a treatise on rhetoric. Camille A. Langston describes the fundamentals of deliberative rhetoric and shares some tips for appealing to an audience’s ethos, logos, and pathos in your next speech. […]

The genre of dystopia – the ‘not good place’– has captured the imaginations of artists and audiences alike for centuries. But why do we bother with all this pessimism? Alex Gendler explains how dystopias act as cautionary tales – not about some particular government or technology, but the very idea that humanity can be molded […]

So, it turns out we have an easy time reading emotions in facial expressions, but emotions can straight up kill us! In this episode of Crash Course Psychology, Hank discusses stress, emotions, and their overall impact on our health. You can directly support Crash Course at http://www.subbable.com/crashcourse Subscribe for as little as $0 to keep up with […]

Our hard-wired stress response is designed to gives us the quick burst of heightened alertness and energy needed to perform our best. But stress isn’t all good. When activated too long or too often, stress can damage virtually every part of our body. Sharon Horesh Bergquist gives us a look at what goes on inside […]

Algorithms are the sets of steps necessary to complete computation – they are at the heart of what our devices actually do. And this isn’t a new concept. Since the development of math itself algorithms have been needed to help us complete tasks more efficiently, but today we’re going to take a look a couple […]

You work at the college library. You’re in the middle of a quiet afternoon when suddenly, a shipment of 1,280 books arrives. The books are in a straight line, but they’re all out of order, and the automatic sorting system is broken. How can you sort the books quickly? Chand John shows how, shedding light […]

Size is the most under appreciated regulators of living things. Let us demonstrate that by throwing animals from buildings. Kurzgesagt Newsletter: http://eepurl.com/cRUQxz Support us on Patreon so we can make more videos (and get cool stuff in return): https://www.patreon.com/Kurzgesagt?ty=h

Nuclear war, cat gifs and reddit? Wait, what? Who was the genius who came up with all of that? The internet is such a crucial tool in our daily lives today that we hardly remember that it hasn’t been here forever. But yeah, it is actually not that old. We still have fuzzy memories about […]

We hear about calories all the time: How many calories are in this cookie? How many are burned by doing 100 jumping jacks, or long-distance running, or fidgeting? But what is a calorie, really? And how many of them do we actually need? Emma Bryce explains how a few different factors should go into determining […]