Adjust the colors to reduce glare and give your eyes a break. Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS ...

(via TEDEd) How do you know you’re a person who has lived your life, rather than a just-formed brain full of artificial memories, momentarily hallucinating a reality that doesn’t actually exist? That ...

We all feel pressed for time, but how much time is actually left on a grand scale? If in fact the universe is going to keep expanding forever, then you might very well be a “Boltzmann brain.” This is ...

Can someone tell me what is the opposite of a Boltzmann brain (29 March, p 46)? It seems to be a self-reproducing brain that arises through a copy-construction process, not spontaneously from thermal ...

All the Latest Game Footage and Images from Boltzmann Brain Boltzmann Brain is the hardcore 2D arcade puzzle game with local multiplayer about the Robot and his friends, who are found themselves ...