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.
During regular operation, Shinkansen, or bullet trains, can reach speeds of up to 300 kilometers (186 miles) per hour. There are plans to raise this limit to around 330 kph to 350 kph (205 mph to 217 mph) in the near future.The Shinkansen was inaugurated in 1964, the year of the Tokyo Olympic Games.. During regular operation, Shinkansen, or bullet trains, can reach speeds of up to 300 kilometers (186 miles) per hour. There are plans to raise this limit to around 330 kph to 350 kph (205 mph to 217 mph) in the near future. The Shinkansen was inaugurated in 1964, the year of the Tokyo Olympic Games.