Tubular laser beams can create what amount to fiber-optic cables made of thin air, researchers report in a study to appear in Physical Review X. Laser-heated air can efficiently transmit light signals ...

Scientists have ample evidence to prove the Earth is a sphere. But some social media users claim to have devised an experiment showing the earth is flat. The post shows a green laser beam projected ...

JERUSALEM (Reuters) - A low-cost, high-power laser-based system aimed at destroying incoming missiles has successfully completed testing and will be ready for operational use by the military later ...

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