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Tagged: light

News
6 years ago

New Record for Quantum Cryptography

Researchers take a big step toward their goal of spy-proof communications via satellites.

10 comments
News
6 years ago

A Wirelessly Powered Lightbulb

Researchers at MIT have created a revolutionary device that could remotely charge batteries and power household appliances.

28 comments
News
6 years ago

Easier Detection of Explosives

A new substance could be used in portable sensors to reveal traces of explosives.

0 comments
News
6 years ago

Tiny Light Bulbs

Ultrasmall light-emitting fibers deposited on electrodes can serve as nanometer-scale light sources.

0 comments
News
6 years ago

Smart Crystals

Organic crystals change shape and then go back to their original shape when exposed to light of different colors.

3 comments
News
6 years ago

How to Make an Object Invisible

A new theoretical design using nanowires provides a way to hide devices from visible light.

22 comments
News
6 years ago

A Light Switch for the Brain

Scientists have developed a light-triggered switch to control brain cells, which could aid in the development of therapies for epilepsy and other diseases–and shed light on the neural code.

2 comments
News
6 years ago

Engineering Bacteria to Harvest Light

A set of genes found in marine microorganisms can endow common bacteria with the ability to generate energy from light.

7 comments
News
6 years ago

Materials That Reflect No Light

Solar cells, camera lenses, and LEDs could benefit from new antireflection coatings.

6 comments
6 years ago

Light Twister

0 comments