The Sun provides our planet with 126,000,000,000,000 horsepower of energy every day. This means that 54,000 horsepower is delivered to every man, woman, and child on Earth in each 24-hour period.

Russian submarine designers are building military submarines out of concrete. Because concrete becomes stronger under high pressure, "C-subs" could settle down to the bottom in very deep water and wait for enemy ships to ...Read More

The sport with the largest expenses (medical, legal, and others) due to injuries treated in U.S. emergency rooms in 1995 was bicycling, with costs exceeding $4 billion. More than half a million bicycling injuries were ...Read More

Lucreta Mott and Elizabeth Cady Stanton. American women had begun their pursuit of the right to vote in the early 1800's. However, it wasn't until 1848 that Lucreta Mott and Elizabeth Cady Stanton convened the first Women'...Read More

During World War II, the U.S. Navy's world champion chess player, Reuben Fine, calculated, on the basis of positional probability, where enemy submarines might surface.

By U.S. definition, a "hurricane" is any wind force exceeding 74 miles per hour; in the Western Pacific, such a phenomenon is called a "typhoon" and, near Australia, it's a "willy-willy."