How does the government decide 'how far radio waves travel'?—Radio wave propagation, interference prediction, and the nature of administrative technical judgment

When you are involved in radio, strange things happen from time to time.Stations you usually cannot hear become audible. Signals from beyond the mountains suddenly become strong. Radio waves arrive ...
Interesting Engineering on MSN

Bamboo waste makes plastic 173% tougher, blocks unwanted signals in smartphones

Chinese researchers have recently come up with a new bamboo-reinforced plastic that is 81 ...
BIOENGINEER

Conductive Nanoparticle Hydrogel Blocks Electromagnetic Interference While Staying Soft and Stretchy

Researchers have created a flexible, adhesive hydrogel reinforced with carbon nanotube and metal-organic framework ...
Phys.org

Controlling electron interference in time with chirped laser pulses

In quantum mechanics, particles such as electrons act like waves and can even interfere with themselves—a striking and counterintuitive feature that defies our classical view of reality. We know this ...