A quantum communications satellite proved its potential in 2017

Intercontinental video call sets distance record for cryptography via entangled photons

satellite beaming light down to telescope in China

SPACING OUT  Quantum communication through space is possible thanks to a Chinese satellite that beams particles of light down to telescopes like this one in Xinglong, China (shown here tracking the satellite’s location with a laser).

Jian-Wei Pan

This article is only available to Science News subscribers.

Subscribers, enter your e-mail address to access our archives.

Not a subscriber?

Science News is a nonprofit.

Support us by subscribing now.

More Stories from Science News on Quantum Physics

From the Nature Index

Paid Content