Detroit hit about 1.85 million people in 1950, making it America’s 5th biggest city. Then the U.S

unbfacts: For every $1 the U.S. invests in the National Park Service, people get about $4 back in economic value.

unbfacts:Until recently, steel for some scientific and medical use often came from sunken

India vs Pakistan is one of the biggest cricket rivalries in the world, and it makes insane money

unbfacts: Scientists used computer analysis on thousands of bat calls and found the squeaks are real communication, not just random noise. The calls can target specific bats, like a particular neighbor in the roost,

Doctors use a simple “sit and rise” test as a clue for longevity. If you can sit down on the floor

Salted raw celery used to be the third most common item on New York City menus, and people even paid

unbfacts: Canada has about 20 percent of the world’s freshwater, is surrounded by 3 oceans, and contains over 2 million lakes.