As Bolsonaro faces prison, Brazil's right struggles amidst family infighting and shifting U.S. relations, favoring Lula.

Order your pcb design at jlcpcb for $2 (24 hours turnaround time). This is the most complex or detailed soldering I've done so far, the QFN20 package is very small but still not impossible to solder ...

Iron-on patches can repair clothing or add personal flair to backpacks and hats. And now they could power wearable tech, too.

Researchers have combined liquid metal and a heat-activated adhesive to create an electrically conductive patch that bonds to ...

Neodymium is a rare-earth element essential for producing the strongest permanent magnets, which are widespread in defense ...

Penn State researchers created seven new high-entropy oxides by removing oxygen during synthesis, enabling metals that normally destabilize to form rock-salt ceramics. Machine learning helped identify ...