From Rubik’s Cubes to Mars: Fun and Unexpected Facts

The Rubik’s Cube Took a Month to Solve By Its Inventor

Ernő Rubik, who created the Rubik’s Cube, spent a whole month trying to solve it. Today, the world record is just 5.5 seconds!

Shirt Collars Used to Be Removable

Long ago, white shirts for men had detachable collars. Since collars got dirty the fastest, this made it easy to swap in a clean one without washing the whole shirt.

Google’s “I’m Feeling Lucky” Costs a Fortune

Clicking “I’m Feeling Lucky” on Google skips all the ads which means Google misses out on money. That little button costs them over $110 million a year!

Mars Has Blue Sunsets

Because Mars has a thinner atmosphere than Earth, sunlight spreads differently. When the sun sets there, it paints the sky a soft blue instead of orange or red.

Facebook Almost Sold for $75 Million

In 2005, Mark Zuckerberg tried to sell Facebook for $75 million. No one bought it. Today, it’s worth around $435 billion!

Bluetooth Is Named After a Real King

The name “Bluetooth” comes from King Harald Bluetooth, a ruler from the 10th century who united Norway and Denmark just like Bluetooth connects devices today.

There’s a Field Called “The Psychology of Wealth”

Yes, it’s real! Some psychologists specialize in helping wealthy people manage their emotions and money choices. They even work with banks to support their clients.