The hum of a hummingbird comes from the super-fast beat of the wings. The smallest ones beat their wings the fastest - up to 80 times per second. Even the slower beat of bigger hummingbirds (20 times per second) is so fast...Read More

The most common proposal is a tether, usually in the form of a cable or ribbon, that spans from the surface to a point beyond geosynchronous orbit. As the planet rotates, the inertia at the end of the tether counteracts ...Read More

California is the second-largest cheesemaking state after Wisconsin. It is the leader in producing Hispanic-style cheeses such as Monterey Jack.

The famous Burger King "Bun Halves" logo made its debut in 1969 and endured, more or less unchanged, ever since. The logo, meant to resemble a hamburger, features the restaurant's name in red lettering on two lines, ...Read More

In Thailand, the left hand is considered unclean, so you should not eat with it. Also, pointing with one finger is considered rude and is only done when pointing to objects or animals, never humans.

The Wawelberg Group was a Polish special-forces unit which began the 1921 Third Silesian Uprising by blowing up seven rail bridges linking Upper Silesia with the rest of Germany.