A selection of the best machines for turning your failed prints and scrap plastic into new 3D printing filament.

For nearly a century, there were two known kinds of magnets. Ferromagnets are the classic magnets that attract metal and keep pictures stuck to the refrigerator. Antiferromagnets hide their magnetism ...

Bye bye low battery notifications.

Terms apply to American Express benefits and offers. Visit americanexpress.com to learn more. When the iconic American Express Centurion Card (aka the "Black Card") went titanium in 2004, it kicked ...

Secluso is a private, open-source, DIY home security camera system built around the Raspberry Pi Zero 2 W, featuring true end-to-end encryption (E2EE) and ...

North Carolina State University team has created a "robo-armadillo" skin, officially named the Morpho-Interlocking Protective ...

Engineers at the University of California San Diego have developed an optical device that reveals hidden images and changes ...

Optical sensors are a broad class of device for detecting light intensity. This can be just a simple component for notifying when ambient light levels rise above or fall below a prescribed level, or a ...