Hola a todos, este video es sobre la iniciativa Knowledge for Charity. Hace tiempo dije en un video que todo el dinero de los anuncios de los vídeos didácticos irían a una ONG. Y para decidir a que...
>>Sergey Brin: Hey, Vic, I’ve got a really cool event for you. >>Vic Gundotra: Sergey! [ Cheers and applause ] >>Sergey Brin: How are you doing?...
Awaken at Midnight In the beautiful sky, still dark an echo turned cold goes spilling, goes spilling I get up from bed ahead of you The farewells in the morning after we slept together exchanged with...
Hi I'm Dr Aaron Carroll. And in this new youtube show we are going to try and help you under stand how medical research and health policy work. We are going to make sense of a lot of the...
Why is the sky dark at night? You might think the answer is obvious - the sun isn't up! But the only reason the sky looks blue during the day is that sunlight scatters off of the atmosphere -...
When I was a kid, I used to think that pork chops and karate chops were the same thing. I thought they were both pork chops. And because my grandmother thought it was cute and because they were my...
Only a few elements can be permanent magnets - iron is one. Copper is not. But if you pass an electric current through any metal it becomes a magnet - an electromagnet. But how does this work? Well...
Let’s say you want to become pope, head of the Catholic Church and shepherd to over 1 billion faithful. What requirements must you have for this lofty position: 1) Be a catholic and 2) Be a man....