In the latest episode of the Itchy and Scratchy Show, North Korea has tested a newly-developed hypersonic missile, according to the country’s state media. It’s the next step in the nation’s weapons program after Kim Jong Un restarted missile tests earlier this month in violation of United Nations resolutions. We don’t mean to scare you, but experts say the new missiles have the potential to be one of the world’s fastest and most accurate weapons. They can be fitted with a nuclear warhead and are difficult to intercept. If North Korea could perfect this technology, commentators say it could change the balance of power in the region by making South Korean and Japanese defence systems “close to impotent”. They say that that’s still a long way off, but developing the “strategic” weapon was one of North Korea’s “top-priority tasks of the 5-year plan”, state media says. Yikes…