How come the Great Wall of China did not experience the effects of weathering like the pyramids?

It did. Here’s what one of those weathered sections looks like today: Have you perchance ever heard of a dude called Genghis Khan? Founded an Empire that eventually…

Why do some black belts struggle in real life fights? Is it due to their training for competition rather than street fights?

I had trained Karate in the traditional Shotokan style for 5 years and made it to 5th kyu (purple belt) when I (then 26) found myself in a…

How can you tell if a soldier is fake?

Ask them what their MOS is, or was. Or if they are Navy, what their rate was. Or for Air Force, their AFSC. All of these acronyms are…

In the past, why did China face ridicule for its inability to manufacture ballpoint pen tips, and why is it still considered a difficult task for only three countries, one of which is China, to achieve commercial viability in producing them?

Because the idea that China can’t even make a pen right is inherently funny. We don’t usually give ballpoint pens much thought. They’re cheap, commonplace, and disposable. But…