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 ...

Physicists at the SLAC National Accelerator Laboratory just created a petawatt laser beam with the highest peak power and current ever. This beam was formed from a bunch of electrons that were ...

Here’s what we know about the Iron Beam. Iron Beam defense system The Iron Beam, Israel’s ground-based laser air defense system, was first unveiled in 2014. The New York Times described it in 2022 as ...

Katy has a BA in Humanities and Philosophy, with over 20 years of experience in online and print publishing. She was named the Association of British Science Writers' Editor of the Year in 2023. Katy ...

Laser linewidth measures how precisely a beam of light maintains its frequency and color purity. The narrower the linewidth, the more monochromatic and spectrally pure the laser. The team's ...