Vibrators had a long history as medical quackery before feminists rebranded them as sex toys

From its roots as an electric version of snake oil, by the 1930s vibrators were just another household electric appliance that could soothe your pains at the end of a long day.

---

electricity electrification vibration-therapy quacks household-appliances vibrations masturbation

Tiny gyroscope is 10,000X more accurate than your phone’s

A new gyroscope, so small it can fit on the tip of your finger, could help drones and driverless cars stay on track without a GPS signal.

---

gps drones glass science-and-technology navigation vibration gyroscopes

Colliding rocks in fault zones may cause earthquake vibrations

High-frequency vibrations are some of the most damaging ground movements earthquakes produce. Now, researchers have a new theory about how they happen.

---

earthquakes seismology science-and-technology vibration

‘Micro-bristle bot’ is so small it’s hard to see

Tiny 3D-printed 'micro-bristle-bots' move by harnessing vibrations. One day they could monitor the environment or repair injuries in the body.

---

robots 3d-printing featured science-and-technology tiny vibration