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Fact File


In the Fact File section we bring you a new collection of quick facts each week. (Click on the links below for more facts)

 
 

1161/ The fluid that bathes the whole outer surface of the brain and spinal cord is known as cerebrospinal fluid and is produced constantly by humans at the rate of 0.2 millilitres per minute.

1162/ As a general rule in the animal kingdom, the more complex or relatively big the eye in relation to the body, then the smaller the rest of the brain.

1163/ The basic idea of acupuncture is to restore the equilibrium in the functional state of the body so that the so called life force, 'Chi', is in perfect balance between the various organs. The basic procedure involves inserting a needle 1 to 4 millimetres into any one of 365 special points on the body.

1164/ There is a 20 per cent loss in brain weight by age ninety, and even by age seventy there is a 5 per cent loss in brain weight.

1165/ The octopus has one of the largest brains of all invertebrates, roughly equal in size to the brain of a fish, and composed of some 170 million nerve cells - Compare this however with the neuronal count of a human - 100 billion.

1166/ Place 100 coins heads up in a shoebox. Shake vigorously, and open the lid. There is 1 chance in 2 raised to the hundredth power that all the coins will still be heads up.

1167/ Ancient Egyptian astronomers could predict the flood season of the Nile by noting when the bright star Sirius rose.

1168/ In 1705, Edmund Halley used Newton's theory of gravity to determine that the comet he observed in 1682 would next return to Earth's vicinity in about 1758. Halley died before that date, in 1742, at the age of 85. But when the comet did return as he had predicted, it was named after him.

1169/ When Mrs Albert Caldwell boarded the Titanic, she asked a deckhand, "Is this ship really nonsinkable?" "Yes, Lady", he replied. "God himself could not sink this ship."

1170/ The species that humans belong to, Homo Sapiens, has only been around for about 200,000 out of the approximately 4.5 billion year lifespan of our planet. (More here)

1171/ Someone born on the 1st January 1970 would be 32 and a half years old in Earth years; 135.1 Mercurian years, 17.3 Martian Years and 0.13 Plutonian years. (Click Here to Find out your age on other planets)

1172/ Welsh Theoretical Physicist Miguel Alcubierre has produced a paper that shows how a warpdrive (such as the one featured on Star Trek) could work, using the principles of general relativity. (Click Here to Read his paper, or here to read a discussion of it.)

1173/ A human baby utters its first word about 18 months after it is born. By the time it is two the baby has a vocabulary of about fifty words. By three the total has jumped to about a thousand. At six the total is about 13,000 words, and by 18 the now adult will have a comprehension vocabulary of 60,000 words. (More)

1174/ According to linguists roughly two-thirds of all conversations are taken up with social matters ie who is doing what with whom, relationship problems and activities at work, school or in the family ie In short, gossip.

1175/ The most popular selling fiction books by a long margin are romantic fiction books.

1176/ If you take a sentence of ten english words and rearrange them into every conceivable pattern (grammatical or not) you will find there are 3,628,800 possible arrangements.

1177/ In an experiment by Guy Woodruff and David Premack at the University of Pennsylvania in the early 1980s they demonstrated that chimpanzees can understand fractions.

1178/ In 1997 the US Department of Education released the Riley report (named after the Secretary of Education) which found that 83 percent of high school students who took algebra and geometry courses went on to college, more than double the rate (36 per cent) of students who did not take these courses. Interestingly, these statistics are only about actually taking the course. Grades were not measured, simply taking the course led to the benefits.

1179/ A laser beam striking a sapphire crystal at the Massachusetts Institute of Technology, USA in September 1964 generated a note of 60 gigahertz.

1180/ The Australian Sea Wasp or Box Jellyfish which is found off the coast of Queensland causes death within 3 minutes if medical aid is not administered.

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