Harvard engineers unveiled the world's first visible-spectrum metasurfaces—ultra-thin, flat devices patterned with nanoscale ...

Capturing precise 3D details with a single camera has long been a challenge. Traditional methods often require complex ...

(Nanowerk Spotlight) Light carries information in its wavelength, wavevector direction, polarization, and the way it bends through materials. Until now, optical data storage has typically used just ...

This Review offers a unified perspective on how intelligent metasurfaces can facilitate wireless communication in three manners: signal relay, signal transmitter, and signal processor. We start by the ...

An innovation in audio technology might make this a reality, creating personal sound zones through ultrasonic waves.

Imagine being able to listen to your favorite podcast or song without disturbing others—without using headphones. A team of ...