Category: Science

Twitter Launches Disappearing Tweets That Vanish in a Day

Twitter is launching tweets that disappear in 24 hours called “Fleets” globally, echoing social media sites like Snapchat, Facebook and Instagram that already have disappearing posts. The company says the...

Navy upgrades destroyer’s combat system, sonar technology

SEOUL, South Korea has upgraded the combat system and underwater target detection capability of a 3,200-ton destroyer in the country’s first project to improve the Navy’s surface vessels, the arms...