- It is possible to see a rainbow as a complete circle from an aeroplane.
- A litre of vinegar is heavier in winter than in summer.
- A barrel of juice or wine would take about a year or two to ferment naturally into vinegar.
- It is easier to swim in a sea rather than in a river because the density of sea water is more compared to that of a river due to dissolved salts.
- Ambulances were developed by Napolean's surgeon in his Italian company of 1796-97.
- The world's most expensive water is heavy water used as moderator in nuclear reactors.
- TCDD is a man-made chemical which is 150,000 times more deadly then cyanide.
- Copper turns green when exposed to air for a pretty long time.
- Nitrous oxide can make you laugh. That is why it is called laughing gas.
- Saccharin is 500 to 700 times more sweeter than sugar.
- RHTHYM is a six letter word which has no vowel.
- The world's first baby conceived in a test tube outside the mother's body was born in Oldham, England. Her name is Louise Joy Brown.
- Solid carbon di oxide is called dry ice, because when it melts it does not change into liquid but vapourises directly.
- Ice does not melt when kept in liquid ammonia.
- Quick silver is not silver, but it is another name of mercury. It is so heavy that piece of iron floats on its surface.
- Perfumed talcum powder is made from mineral called Talc. It is the softest possible mineral known to man.
- The longest regularly formed English word is Praetertranssubstantiationalistically which contains 37 letters.
- Take any three figure number in which the first figure is larger than the last, say 521. Reverse it, making 125 and subtract the smaller from the larger, making 396. Now add the result to the same number reversed, 693. The answer is 1089, and will be 1089 whatever number you start with.
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Science Facts
- Humans have 46 chromosomes, peas have 14 and crayfish have 200.
- Without its lining of mucus your stomach would digest itself.
- There are 60,000 miles of blood vessels in the human body.
- An individual blood cell takes about 60 seconds to make a complete circuit of the body.
- Utopia is a large, smooth lying area of Mars.
- On the day that Alexander Graham Bell was buried the entire ="" w:st="on">="" w:st="on">US telephone system was shut down for 1 minute in tribute.
- The low frequency call of the humpback whale is the loudest noise made by a living creature.
- The call of the humpback whale is louder than Concorde and can be heard from 500 miles away.
- A quarter of the world's plants are threatened with extinction by the year 2010.
- Each person sheds 40lbs of skin in his or her lifetime.
- At 15 inches the eyes of giant squids are the largest on the planet.
- The largest galaxies contain up to 400 billion stars.
- The Universe contains over 100 billion galaxies.
- Wounds infested with maggots heal quickly and without spread of gangrene or other infection.
- More germs are transferred shaking hands than kissing.
- The longest glacier in ="" w:st="on">Antarctica, the Albert glacier, is 250 miles long and 40 miles wide.
- The fastest speed a falling raindrop can hit you is 18mph.
- A healthy person has 6,000 million, million, million hemoglobin molecules.
- A salmon-rich, low cholesterol diet means that Inuits rarely suffer from heart disease.
- Inbreeding causes 3 out of every 10 Dalmatian dogs to suffer from hearing disability.
- At over 2000 kilometers long The Great Barrier Reef is the largest living structure on Earth.
- A thimbleful of a neutron star would weigh over 100 million tons.
- The risk of being struck by a falling meteorite for a human is one occurrence every 9,300 years.
- The driest inhabited place in the world is ="" w:st="on">="" w:st="on">Aswan, ="" w:st="on">Egypt where the annual average rainfall is .02 inches.
- The deepest part of any ocean in the world is the Mariana trench in the Pacific with a depth of 35,797 feet.
- The largest meteorite craters in the world are in ="" w:st="on">Sudbury, ="" w:st="on">Ontario, ="" w:st="on">Canada and in ="" w:st="on">="" w:st="on">Vredefort, ="" w:st="on">South Africa.
- The largest desert in the world, the ="" w:st="on">Sahara, is 3,500,000 square miles.
- The largest dinosaur ever discovered was Seismosaurus who was over 100 feet long and weighed up to 80 tonnes.
- The African Elephant gestates for 22 months.
- The short-nosed Bandicoot has a gestation period of only 12 days.
- The mortality rate if bitten by a Black Mamba snake is over 95%.
- In the 14th century the Black Death killed 75,000,000 people. It was carried by fleas on the black rat.
- A dog's sense of smell is 1,000 times more sensitive than a humans.
- A typical hurricane produces the energy equivalent to 8,000 one megaton bombs.
- 90% of those who die from hurricanes die from drowning.
- To escape the Earth's gravity a rocket need to travel at 7 miles a second.
- If every star in the Milky Way was a grain of salt they would fill an Olympic sized swimming pool.
- Microbial life can survive on the cooling rods of a nuclear reactor.
- Micro-organisms have been brought back to life after being frozen in permafrost for three million years.
- Our oldest radio broadcasts of the 1930s have already traveled past 100,000 stars.
- Tuberculosis is the biggest global killer of women.
- One third of Asian women are infected with TB.
- Each domestic cow emits about 105 pounds of methane a year.
- Hummingbirds consume half of their body weight in food every day.
- The larva of the polyphemus moth consumes 86,000 times its birth weight in its first 56 days.
- Blood sucking hookworms inhabit 700 million people worldwide.
- Some species of bamboo grow at a rate of 3ft per day.
- A total of 148 tornadoes swept the south and mid-west of the ="" w:st="on">="" w:st="on">US in April 1974.
- A lunar eclipse of 1 hour 47 minutes occurred on the 16th July 2000.
- Saturn would float if you could find an ocean big enough.
- A pinhead-sized piece of a neutron star weighs 1 million tons.
- A neutron star is 15 miles across and weighs more than the Sun.
- The highest recorded train speed is 320.2 mph by the TGV train in ="" w:st="on">="" w:st="on">France.
- The highest speed ever achieved on a bicycle is 166.94 mph by Fred Rompelburg.
- The research spacecraft Helios B came within a record 27 million miles of the Sun.
- 65 million years ago the impact of an asteroid is estimated to have had the power of 10 million H-Bombs.
- The temperature at the centre of the Earth is estimated to be 5500 degrees Celsius.
- ="" w:st="on">Mount Rainier erupts around every 500 years.
- There are over 100 billion stars in our Milky Way Galaxy.
- Scientists have discovered over 20 planets outside our solar system.
- Organisms can live in temperatures up to 133 centigrade.
- There is clear geological evidence that there has been water on Mars.
- NASA missions in 2003 and 2005 will collect rocks from Mars.
- Living organisms on Earth can thrive as deep as 2 miles down.
- Jupiter's moon, Europa, is completely covered in ice.
- We can produce laser light a million times brighter than sunshine.
- The fastest spacecraft can go 40,000 mph.
- Babies conceived by IVF are more likely to die during infancy.
- The surface of Mars is the same area as the Earth's continents.