Some of the places that offer free car battery tests include NAPA Auto Parts, AutoZone, Firestone Complete Auto Care, and Pep ...

A native of Southeast Louisiana, Kade Seversen is a self-described "serial entrepreneur" with ambitious plans.

It’s clock time again on Hackaday, this time with a lovely laser-cut biretrograde clock by [PaulH175] over on Instructables. If you’ve never heard of a ‘biretrograde ...

Reaction wheels are useful things, typically used by satellites to keep themselves oriented the right way up in space. Turning the reaction wheel creates an equal and opposite torque in the spacecraft ...

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