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.
Japan Railways' latest mag-lev bullet train just broke its own record as the fastest train in the world. The bullet train travelled at 603 kph (374 mph), blowing through last week's top speed of 590 kph (366 mph).At it's fastest, the train covered a mile in 10 seconds, which is insanely fast.he world's fasted maglev train used commercially is in Shanghai, China, and reaches speeds up to 431 kph (288 mph).