May Day Strike and Mayhem. Eight hours for work, eight hours for rest and eight hours for what you will.. --A slogan of the Eight-hour Day movement. May 1, 1886, was the deadline that unions and other worker organizations set for a national general strike.
On January 31, 2008 the US Navy tested a railgun that fired a shell at 10.64 MJ with a muzzle velocity of 2,520 m/s (8,270 ft/s). Its expected performance is a muzzle velocity over 5,800 m/s (19,000 ft/s), accurate enough to hit a 5-metre (16 ft) target over 200 nmi (370 km) away while firing at 10 shots per minute.
Hyperloop vs. the world's fastest trains â A CRH380A bullet train pulls out of the Hongqiao Station during one of its test runs in 2011 on the Beijing-Shanghai high-speed railway in China.The CRH380A has topped out at 302 mph and routinely runs at 217 mph.yperloop vs. the world's fastest trains â China's Shanhai Maglev train is currently the world's fastest, able to hit 311 mph with a top operating speed of 268 mph. As proposed, the Hyperloop would more than double that speed.