What is The Nature of Reality? It’s a blog, and it’s pretty much the biggest question we could think of. We can’t promise that we’ll answer the question once and for all – in fact, we can pretty much ...

Falling is more complicated than you might think. For centuries, scientists argued about how objects fall. The answer ...

Is Earth the center of the universe? Is there a center of the universe at all? Physics relies on the idea that there isn’t – ...

For centuries, scientists have been baffled by how cats land on their feet. Figuring it out took several theories, ...

Here’s why centrifugal force is considered a “fictitious” force. Centrifugal force feels completely real — but physicists ...

Brains might be the most complex structures on our planet—so how did evolution build them? To find out, rewind the clock ...

Dennis Whyte is the Hitachi America Professor of Engineering at MIT and former director of the Plasma Science and Fusion Center. He co-founded Commonwealth Fusion Systems, the MIT spinout building a ...

NOVA Next is NOVA’s award-winning digital publication that provides answers from the cutting edge of science and technology.

NOVA Next is NOVA’s award-winning digital publication that provides answers from the cutting edge of science and technology.

NOVA has been following the evolution of artificial intelligence since it was a zygote. In our 1978 film The Mind Machines, Arthur C. Clarke predicted, “I think that what we’re doing now is in a sense ...

Think of something that scares you. Your heart starts to pound, you break into a sweat, your muscles start to tense. This classic fear response is important so that you can take action - “fight or ...