The Best Science Fair Projects – Step-by-Step Instructions!

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Science Facts

Stainless Steel was first invented in 1913 by Harry Brearley in England.

It was used for WW1 aircraft engine valves before being used for cutlery in 1919.

In 1929 Richard Drew, a 3M employee, ordered 100 yards of Cellophane and applied glue to one side. This was sold as Scotch tape a year later.

In 1938, Du Pont researcher Roy Plunkett discovered Teflon by accident when trying to come up with a new gas to use in refrigerators. Used in the first atom bomb, the discovery wasn't made public until 1946.

The basic chemical formula of natural rubber was worked out in 1826 by Michael Faraday.

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It wasn't until 1927 that German chemists came up with a synthetic alternative to natural rubber.

The foam fire extinguisher was invented by Professor Alexander Laurent in St Petersburg in 1905.

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French Physicist Georges Claude displayed a neon light for the first time at the Paris Motor Show in 1910. It could only produce a red glow.

The bulldozer was first introduced in 1923 by the American Caterpillar Tractor company. Their first job was building Autobahns on Germany.

In 1938 Hungarians Ladislao and George Biro patented their idea of a ball pen with quick drying ink.

In 1958 the disposable version of the Biro - the Bic - was invented by Marcel Bich.

432/ The Sun's magnetic activity varies dramatically, waning and intensifying again every eleven years.

Until the 1950's pregnancy was diagnosed by injecting urine into mice. If the urine contained a pregnancy hormone, the animal would ovulate.

The first rapid home pregnancy test was launched in 1985.

A human brain reaches its maximum size of 3 pounds by the age of six.

The Amazon pours out fresh water into the Atlantic...more than 160km out at sea from the river's mouth the water is still fresh.

Male flies only gather at the base of bright lights as they are having a mating assembly.

A bee can see the colors green, blue and ultra-violet - but red looks like black.

A bee must visit 4,000 flowers in order to make one tablespoon of honey.

One cubic centimeter of blood contains as many as 512 billion red cells and 11 million white cells.

Lobsters can live up to 50 years.

Dogs only see shades of grey and most of them are short-sighted.

Human eyes can distinguish 250 different pure colors, 17,000 mixed colors and 300 shades of grey.

The poison of the arrow-poison frog of South America is so powerful that one millionth of a gram is enough to kill a human.

The human body gives out about 100 calories of heat an hour - equivalent to a 120 watt electric light bulb.

Babies are born with about 350 bones - an adult ends up with just 206 bones.

A giant squid can grow up to 12 meters long and weigh 500kg.

In some species of termites the Queen can grow up to 20,000 times the size of a worker termite. And she can lay up to 30,000 eggs a day.

The magnitude 7.4 earthquake which struck Ismit, Turkey on August 17th 1999 is known to have killed at least 15,000 people.

The first designs for flying machines, submarines and even diving suits were first drawn by Leonardo Da Vinci in the 15th century.

One in four animals on our planet is a beetle!

Thrust SSc was the first car to break through the sound barrier traveling at 763 mph on 15th October 1997 at Black Rock Desert, Nevada.

If an Atomic clock was set 100 million years ago, today it would be less than 100 seconds adrift.

Adult fleas can live for up to 2 years during which time the female can lay up to 1200 eggs.

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The 747 has carried 1.6 billion people 20 billion miles - the equivalent of flying the entire population of LA and NYC to the Moon and back.

The kilauea volcano on the Island of Hawaii has produced 1.5 cubic kilometers of lava in 16 years.

The Mariana Trench in the West Pacific is so deep it could submerge Mount Everest and still be over a mile deep.

The highest temperature ever recorded on Earth was 136 degrees F in El Azizia, Libya in 1922.

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Astronauts cannot belch - there is no gravity to separate liquid from gas in their stomachs.

The air at the summit of Mount Everest, 29,029 feet is only a third as thick as the air at sea level.

One million, million, million, million, millionth of a second after the Big Bang the Universe was the size of a ...pea.

DNA was first discovered in 1869 by Swiss Friedrich Mieschler.

The molecular structure of DNA was first determined by Watson and Crick in 1953.

The first synthetic human chromosome was constructed by US scientists in 1997.

The thermometer was invented in 1607 by Galileo.

Englishman Roger Bacon invented the magnifying glass in 1250.

Alfred Nobel invented dynamite in 1866.

Wilhelm Rontgen won the first Nobel Prize for physics for discovering X-rays in 1895.

The tallest tree ever was an Australian eucalyptus - In 1872 it was measured at 435 feet tall.

Christian Barnard performed the first heart transplant in 1967 - the patient lived for 18 days.

The wingspan of a Boeing 747 is longer than the Wright brother's first flight.

An electric eel can produce a shock of up to 650 volts.

Wireless' communications took a giant leap forward in 1962 with the launch of Telstar, the first satellite capable of relaying telephone and TV signals.

The earliest wine makers lived in Egypt around 2300 BC.

The Ebola virus kills 4 out of every 5 humans it infects.

In 5 billion years the Sun will run out of fuel and turn into a Red Giant.

Giraffes often sleep for only 20 minutes in any 24 hours. They may sleep up to 2 hours (in spurts - not all at once), but this is rare. They never lie down.

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