wireless Archive

Russia launching its quietest submarine

The fourth Yasen-class submarine, the Krasnoyarsk, has passed critical tests of its structures and pressure hull, according to Russia’s TASS news agency. It’s supposed to be the most quiet nuclear-powered attack sub ever to enter the Russian fleet. As TASS …

Gigafactory Battery-cell production begins

The start of Tesla Gigafactory battery mass production is a huge milestone in Tesla’s quest to electrify transportation, and it brings to America a manufacturing industry—battery cells—that’s long been dominated by China, Japan, and South Korea. More than 2,900 people …

Entering the field of zeptosecond measurement

When light strikes electrons in atoms, their state can change unimaginably quickly. Laser physicists in Munich have measured such a phenomenon – namely that of photoionization, in which an electron exits a helium atom after excitation by light – for …