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Here’s how this peculiar instrument seemingly defies gravity
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Measuring time using the Earth’s rotation was always an imprecise business, so now we do it using the ‘tick’ of an atom
Amazing answers to your curious questions
The tech revolution that manipulates the subatomic world
Ever wondered why your stars turn into little streaks during long exposures, or your mount sounds like it’s quietly complaining? Chances are, your setup is out of balance. Getting an equatorial mount
● DAN PARKER ON... I’ve read about something ...
Is it a bird? Is it a spaceship? No… it’s a non-rigid airship