Electrostatic Motors are Making a Comeback

An exploded view of an electrostatic motor from manufacturer C-Motive. There is a silvery cylinder on the left, two half silver and half golden disks on either side and two thinner gold disks in the center. A square mountin plate is on the right hand side next to one of the silver/gold disks.

Electrostatic motors are now common in MEMS applications, but researchers at the University of Wisconsin and spinoff C-Motive Technologies have brought macroscale electrostatic motors back. [via MSN/WSJ] While the first …read more Continue reading Electrostatic Motors are Making a Comeback

Mechanical Switch Sci-Calc is Also a Macropad

A black OLED screen with a happy face displayed upon it is situated at the top of a squarish calculator with a 5x6 grid of white calculator keys. It floats above a graphing calculator, Nintendo Switch, aigo numpad, and an Arduino Mega on a white table. A handful of differently-colored kalih choc switches are in various places around the table.

Smartphones have replaced a desktop calculator for most folks these days, but sometimes that tactility is just what you need to get the mathematical juices flowing. Why not spruce up …read more Continue reading Mechanical Switch Sci-Calc is Also a Macropad

Supercon 2023: [Cory Doctorow] with an Audacious Plan to Halt the Internet’s Enshittification and Throw It Into Reverse

Those of us old enough to remember BBS servers or even rainbow banners often go down the nostalgia hole about how the internet was better “back in the day” than …read more Continue reading Supercon 2023: [Cory Doctorow] with an Audacious Plan to Halt the Internet’s Enshittification and Throw It Into Reverse