Hard Tech

The US military just got its hands on a mini laser weapon
Laser weapons could shape the future of warfare — and the US military just got a “mini” version of the tech.
New battery charged by tears will power smart contact lenses
An ultra-thin, flexible battery could lead to safe, comfortable smart contact lenses partially powered by our tears.
Device offers long-distance, low-power underwater communication
Researchers create a device with piezoelectric transducers that enables battery-free underwater communication.
Cyborg fish grow electrodes in their brains and fins
German scientists 3D print objects with “acoustic holograms”
5 things you didn’t know GPS could do
New brain implant breaks record for turning thoughts into text
An open-source option is shaking up the microchip industry
Cosmic dust from Venus is inspiring new air pollution-busting technology
Mercedes-Benz wins race to bring Level 3 autonomous cars to US
Scientists use laser beam to divert lightning strikes
This 3D-printed home is made entirely of bio-based materials
Elevator technology is going up