A pioneering method has emerged for manipulating laser beams using sound waves alone. These days, powerful laser beams are essential in scientific research, from particle accelerators to nuclear ...

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 ...

Debuting on Sky Nature and NOW on Sunday, 25th February, Secret World of Sound with David Attenborough, is a series like no other. The three-part documentary series uses cutting-edge audio technology ...

The technology hinges on what physicists call a frequency comb, a laser that emits many distinct colors, or wavelengths, evenly spaced across the optical spectrum. Each ...

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 ...

For the first time ever, scientists received a signal after sending laser beams from Earth to a reflector on NASA's Lunar Reconnaissance Orbiter around the moon. The successful signal was received ...

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 ...