Arm. Roots help provide support by anchoring the plant and absorbing water and nutrients needed for growth.

Perrier. Perrier is owned by the Nestle Corporation.

Sputnik. Sputnik was launched by the Soviet Union on October 4, 1957.

Homo Floresiensis. Homo floresiensis, discovered on the island of Flores in Indonesia, may have been less than four feet at adulthood.

Isaac Newton. Newton actually wrote more in the fields of Biblical theory and occult studies than he wrote about science and mathematics.

6900 Miles. Most jetliners cruise at 550 miles per hour.