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bird chirp

Can different bird species understand each other?

We've all heard birds chirping, but do pigeons understand cardinals, do robins understand sparrows, etc.? Birds communicate in various ways, but I'm focusing only on audible communication in this post. Robert...
cooked steak

What is the difference between Angus beef and regular beef?

Angus beef is beef taken from an Angus cow. Angus is a breed of cattle with its own unique characteristics. Angus cattle are known for having genes that make its...
clocl

Why do we have daylight saving time?

While on an early-morning horseback ride around the London countryside in 1905, a man named William Willett had an epiphany. He thought that the United Kingdom should move its...
Dirty Dishes

Can hand soap be used to clean dishes?

The main difference between hand soap and dish detergent/soap is price and strength. Hand soap is safe to use in a pinch, but it will be less effective and...
pink bubble gum

Why is bubble gum colored pink?

In 1928, Walter Diemer was working as an accountant for the Fleer Chewing Gum company but also dabbled around in the Fleer factory in his spare time. One day while...
Air Force Salute

Why do members of the military salute each other?

A salute is a hand gesture used to signify respect primarily associated with the military and police departments. Some speculate that the salute dates back to Roman times when soldiers...