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For our annual How It Works issue, we break down everything from the massive Falcon Heavy rocket to a tiny DNA sequencer that connects to a USB port. We also take a look at an ambitious plan for faster-than-light travel and dive into the billion-dollar science of dog food.
Plus the latest Legos, Cadillac's plug-in hybrid, a tractor built for the apocalypse, and more.

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These pictures are spectacular, wonderful and most wonderous of all, they are REAL! WoWzers!
While pretty, I find Planet North America a bit irritating...
Fixating is irritating. To those of us reading it.
So pull your eyes out with a pickle fork, problem solved.
Looking at the pic of the Earth, now I understand why Americans think the US is the only country in the world.
I'd rather see realistic images of Earth from space, instead of a fish-eye view of one part made to look like the whole.
Guess I should send up my own camera, then...
Hahaha you made me laugh lol...