The terms speed and velocity are often used interchangeably. This isn't correct, and I will explain why below. Speed is a scalar measurement of the rate of movement of an object...

While there is evidence that building a bridge or tunnel might be possible to connect these two locations, one does not exist. Also, there is no ferry connecting these...

There is no therapeutic difference between prescription ibuprofen and over-the-counter (OTC) ibuprofen other than strength. Ibuprofen is a nonsteroidal anti-inflammatory drug (NSAID) medication used for treating pain, inflammation, and fever. OTC...

There are about 14,000 nuclear weapons in the world, a number that has been declining since the Cold War ended. While the exact number of nukes each country has are...

New libraries use a process called "Collection Development" to decide what books to purchase as well as what books to discard. Books are usually purchased through jobbers or book...