Airports at higher altitudes require a longer airstrip due to lower air density

A whip makes a cracking sound because its tip moves faster than the speed of sound

The only cells that survive from the time you are born until death are in your eye

At - 40 degrees Centigrade a person loses about 14 4 calories per hour by breathing

Ocean water must reach a temperature of 82 degrees Fahrenheit for a hurricane to form

Fingerprints serve a function - they provide traction for the fingers to grasp things

The Earth spins at 1 000 mph but it travels through space at an incredible 67 000 mph

Pain is measured in units of dols The instrument used to measure pain is a dolorimete

The acid in your stomach is so powerful it can dissolve a razor blade in less than a week

The botanical name of the chocolate plant is Theobramba cacao which means Food of the Gods

The brain shuts down one s vision when one turns one s head quickly to prevent motion blu

Research indicates that mosquitoes are attracted to people who have recently eaten bananas

The metal Cesium will melt in your hand and catch fire due to the temperature of your skin

Sir Isaac Newton was only 23 years old when he discovered the law of universal gravitation

Botulinum toxin the etiologic agent of botulism is considered the most poisonous of poisons