NTT and MHI achieved record 15% efficiency beaming 152 W of power over 1 kilometer, using laser wireless power transmission ...

From radio labs to anechoic chambers that look like Elsa's castle, here's a rare look at how Apple tests Bluetooth, Wi-Fi, 5G and satellite connectivity on the Apple Watch.

As you might expect, the University of Puerto Rico at Arecibo has a fascination with radio signals from space. While doing ...