Lasers

A Chinese official on Monday said accounts of the encounter were "incorrect."

Footage from a telescope camera caught the bands arcing left to right. NASA said it wasn't their satellite, and suggested that it was a Chinese one.

"The energy production took less time than it takes light to travel one inch," said Marv Adams, deputy administrator for defense programs at the NNSA.

Cockroaches, a serious pest in both homes and agriculture, are usually controlled using pesticides that can also affect pollinating insects.

New research has found that electrical power can be transmitted wirelessly up to 100 feet using lasers.

Space debris is a growing problem as humanity launches more and more satellites into Earth orbit, making space increasingly crowded.

"The FAA notified local authorities and will investigate," a spokesperson for the FAA told Newsweek.

Tennessee resident Shannon Cole's alleged stunt could have permanently blinded both pilots, a police report said.

NASA says there are millions of tiny pieces of space debris in orbit above Earth.

One survey author said that the discovery is like "putting on glasses when your eyesight is blurry."

The experiment created an exotic form of matter that cannot be found naturally on Earth.

The U.S. and China have military bases within miles of each other in the east African country.

The contact lens would enable the wearer to essentially shoot lasers from their eyes.

Russia has chosen the names of three advanced weapons recently revealed by Putin, but what do they mean?

The Air Force wants its planes jets to carry laser weapons by 2021.

Vote now, the contest ends soon.

Once found only in works of fiction, Russia's deputy defense minister said such devices were now a very real and necessary tool of modern warfare.

A Marines commander said militants have been using low-tech methods of attempting to disrupt U.S. systems.

The technique involves a laser and an incredibly sensitive piece of equipment which can detect even a single particle of light—known as a photon.

A super powerful laser would be used to reverse the process by which we convert heat and light into matter to create nuclear weapons.

The explosive bursts could be an alien message.

Approximately 95 percent of the orbiting objects are debris, i.e., not functional satellites.

If you pull it, it moves away. If you push it, it accelerates toward you.

The Portland could test and indefinitely sail with the next-generation laser weapon bolted onto it.

Intelligent trucks could clear dangerous chemicals from icy roads.

The images are a "huge step forward" in understanding disorders such as autism, schizophrenia and Parkinson's Disease.

The "magical wavelengths" would appear to us as red, purple, or yellow light.

An international team is using infrared thermography to map subatomic particles in the Great Pyramid to reveal what lies inside.

Researchers have never before witnessed this phenomenon, akin to a microscopic black hole.

The British government recently signed a £30 million contract with a defense and aerospace consortium.