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Greenhouse gases, sea level rise, and ocean acidification all broke records in 2021
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Featured in lasers
This laser-armed Stryker vehicle can shoot down drones and mortar rounds
The purpose of the high-energy laser is to provide a defensive weapon against incoming threats. Here's how it all works.
The Navy tested a laser that could defend ships from missiles
The Navy released results from its defensive laser demonstrations shortly after the Russian warship Moskva sunk.
You’ve probably never heard of terahertz waves, but they could change your life
Welcome to the electromagnetic dark zone.
Israel could supplement its Iron Dome with a ‘laser wall’
The system actually would consist of lasers, deployed on aircraft, focused on defending against enemy drones.
How the world’s first ‘quantum tornadoes’ came to be
The atom-sized version of extreme weather.
The Navy’s next-gen destroyer concept involves powerful lasers
It's called the DDG(X), and it could be a successor to the Arleigh Burke-class destroyers of today.
Scientists wielded giant lasers to simulate an exoplanet’s super-hot core
A molten core creates Earth's magnetic field, which protects life as we know it.
The US Navy is testing out drone-zapping laser weapons
A demonstration from the USS Portland is the most recent example of how using a laser could be a cost-effective way to fight threats.
NASA is testing space lasers to shoot data back to Earth
It's like switching from a dial-up connection to high-speed internet.
When light flashes for a quintillionth of a second, things get weird
The shortest light pulses in the world come in pairs, and scientists can now control them.
