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…

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…

Can you share some mind blowing science phenomena in pictures?

Is science boring? … opinion would change once you’ve been through these cool and beautiful scientific phenomena. 1) Reaction of mercury and aluminum: 2) Human white blood cells…

Why is English not named after Britain or England? What are the reasons behind this?

Are you sitting comfortably? Then I’ll tell you a story, listen carefully. A long, long time ago, there was an island near the European Continent (actually, it still…

How well would a chess grandmaster from 100 years ago do in a tournament held today?

Not well at all. Timeless legends of chess history like Capablanca certainly deserve the legacy they left behind. The Cuban World Champion was infamous for his creativity in…

Why do many people believe in evolution when we are totally surrounded by evidence for intelligent design?

There is an excellent example in humans. Sinuses. For many people, the misery of sinusitis is real. So what’s going on there? Sinuses are spaces in the bones…

Why wasn’t Kelly McGillis asked to return in Top Gun: Maverick?

The truth of the matter is that the Kelly McGillis of 1986 that used to look like this: No longer does in 2025, thirty-nine years later. She now…

How and where did Galileo Galilei die?

In 1631, Galileo’s daughters, both nuns, urged their 66 year old father to retire to a largish villa which was 300 meters away from their convent near Florence,…

Can a human walk in a lifetime the distance to the Moon?

The distance to the moon is 238,900 mi. 382,500 kilometers. So let’s say a person can walk for 70 years. They’d need to walk an average of 3,412…

Disregarding the religious significance, was David vs Goliath really a common misconception?

The David vs Goliath story actually makes perfect tactical sense. Ancient armies regularly used slingers as elite ranged units, not just shepherds with rocks. A skilled slinger could…