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Plus other weird things we learned this week.

Whether you're a doodler, a note-taker, or just someone who likes to be prepared, this is the pen that's as dedicated as you are.

It's the world's best-selling language-learning app for a reason: It works. And this end-of-year sale is your best time to get it.

'We had never seen this behavior before.'

AstroCrete uses a protein found in plasma as a binder. No, really.

Absurd conspiracy theories like Project Blue Beam have reemerged.

Charlotte, the 138-pound green sea turtle, was struck by a boat about 18 years ago.

This discounted all-terrain e-bike with pedal assist might be the more practical (and fun!) alternative to driving.

The fight over 'First in Flight.'

This beginner's coding bundle with Microsoft Visual Studio Pro comes with with 15 online coding courses that cover a little of everything.