New LED packaging technology improves performance

(Phys.org)—Many researchers have reported improvements in LED technology by enhancing the properties of the LED itself. But the packaging that secures and protects the LED also impacts its overall performance. In a new ...

Running electronics using light

(PhysOrg.com) -- "If you open up almost any electronic gadget, you will see various elements that operating using electric circuitries," Nader Engheta tells PhysOrg.com. "Many of them have different functionalities, such ...

Automakers commit to put automatic brakes in all cars

Ten automakers have committed to the government and a private safety group that they will include automatic emergency braking in all new cars, a step transportation officials say could significantly reduce traffic deaths ...

US: Gov't aircraft regulations apply to drones (Update)

The U.S. government has the power to hold drone operators accountable when they operate the remote-control aircraft recklessly, a federal safety board ruled Tuesday in a setback to small drone operators chafing under Federal ...

Beyond invisibility—engineering light with metamaterials

Since ancient times, people have experimented with light, cherishing shiny metals like gold and cutting gemstones to brighten their sparkles. Today we are far more advanced in how we work with this ubiquitous energy.

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