IKEA smart lights will play nicely with Apple HomeKit this fall (update)
The software update is free to existing users.
China is launching an 'unhackable' quantum messaging service
Messages will be embedded in particles of light.
Light-powered 'robot' cleans while it crawls
Clever use of shadow and light makes it walk like a caterpillar.
Real-time tracking and projection mapping keeps getting better
Minimal latency, maximum wow.
Light-sensitive bacteria could save you during a heart attack
If scientists can use them in humans, that is.
IllumiBowl's latest toilet light also kills germs
It's the sanitizing toilet night light you never knew you wanted.
Super-fast camera records light-based 'sonic booms'
The technology could help you see activity in the brain.
Solar beads can make some very cool lamps and flashlights
Here's what solar power may look like in the near future.
ICYMI: Relax while a robot takes care of your yard work
It will cost you at least $4,000.