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Science & Tech
Explore the discoveries that reveal how the world works, alongside the technologies that extend, reshape, and sometimes challenge what’s possible.
The hyperloop would be a great idea for a completely flat planet. With topography and infrastructure, it's a very different story.
Your old-fashioned chronological age is just a number. Your biological age can tell you how healthy you really are.
13.8 billion years ago, the hot Big Bang gave rise to the Universe we know. Here's why the reverse, a Big Crunch, isn't how it will end.