If you could make a 30 second speech to the entire world, what would you say? If you were going to die at midnight, what would you be doing at 11:45pm? How do you really KNOW anything for sure? If you had all the money in the world but still had to h...
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Answering your hypothetical questions with physics, every Tuesday.
Seeing Sound Waves
The universe is full of weird substances like liquid metal and whatever preservative keeps Larry King alive. But mankind isn't happy to accept the wei...
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Dr. Michio Kaku explains how at the heart of every galaxy like our own Milky Way lies a supermassive black hole, but scientists are unsure which develops first.