Widen your knowledge about science fact

Widen your knowledge with top 56 funniest science facts as belows:

• In a full grown rye plant, the total length of roots may reach 380 miles (613 km).
• In a full grown rye plant, the total length of fine root hairs may reach 6600 miles (10,645 km).
• A large sunspot can last for about a week.
• If you could throw a snowball fast enough, it would totally vaporize when it hit a brick wall.
• Boron nitride (BN) is the second hardest substance known to man.
• The female Tarantula Hawk wasp paralyzes a large spider with her sting. She then lays her eggs on the motionless body so that her developing young have a fresh supply of spider meat to feed on.
• The seeds of an Indian Lotus tree remain viable for 300 to 400 years.
• The only letter not appearing on the Periodic Table is the letter “J”.
• Velcro was invented by a Swiss guy who was inspired by the way burrs attached to clothing.
• Hershey's Kisses are called that because the machine that makes them looks like it's kissing the conveyor belt.
• October 10 is National Metric Day.
• If you stretch a standard Slinky out flat it measures 87 feet long.

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• The microwave was invented after a researcher walked by a radar tube and a chocolate bar melted in his pocket.
• Super Glue was invented by accident. The researcher was trying to make optical coating materials, and would test their properties by putting them between two prisms and shining light through them. When he tried the cyano-acrylate, he couldn't get the prisms apart.
• No matter its size or thickness, no piece of paper can be folded in half more than 7 times.
• A car traveling at 80 km/h uses half its fuel to overcome wind resistance.
• Knowledge is growing so fast that ninety per cent of what we will know in fifty years time, will be discovered in those fifty years.
• According to an old English system of time units, a moment is one and a half minutes.
• The typewriter was invented in 1829, and the automatic dishwasher in 1889.
• The wristwatch was invented in 1904 by Louis Cartier.
• When glass breaks, the cracks move at speeds of up to 3,000 miles per hour.
• By raising your legs slowly and laying on your back, you can't sink in quicksand.
• Ten minutes of one hurricane contains enough energy to match the nuclear stockpiles of the world.
• Most gemstones contain several elements. The exception? The diamond. It's all carbon.
• Diamonds are the hardest substance known to man.
• Which of the 50 states has never had an earthquake? North Dakota.
• When hydrogen burns in the air, water is formed.
• Sterling silver contains 7.5% copper.
• Cars were first made with ignition keys in 1949.
• J.B Dunlop was first to put air into tires.
• Alexander Graham Bell, who invented the telephone, also set a world water-speed record of over seventy miles an hour at the age of seventy two.
• It is energy-efficient to turn off a fluorescent light only if it will not be used again within an hour or more. This is because of the high voltage needed to turn it on, and the shortened life this high voltage causes.
• The Earth's equatorial circumference (40,075 km) is greater than its polar circumference (40,008 km).
• Lake Baikal is the deepest lake in the world.
• Due to gravitational effects, you weigh slightly less when the moon is directly overhead.
• The Earth's average velocity orbiting the sun is 107,220 km per hour.
• There is a high and low tide because of our moon and the Sun.
• The United States consumes 25% of all the world’s energy.
• Flying from London to New York by Concord, due to the time zones crossed, you can arrive 2 hours before you leave.
• There is enough fuel in a full tank of a Jumbo Jet to drive an average car four times around the world.
• The surface speed record on the moon is 10.56 miles per hour. It was set with the lunar rover.
• If you could drive to the sun -- at 55 miles per hour -- it would take about 193 years
• The moon is one million times drier than the Gobi Desert.
• Just twenty seconds worth of fuel remained when Apollo 11's lunar module landed on the moon.
• A Boeing 707 uses four thousand gallons of fuel in its take-off climb.
• The planet Saturn has a density lower than water. So, if placed in water it would float.
• Since 1959, more than 6,000 pieces of 'space junk' (abandoned rocket and satellite parts) have fallen out of orbit - many of these have hit the earth's surface.
• It takes 70% less energy to produce a ton of paper from recycled paper than from trees.
• Every year in the US, 625 people are struck by lightning.
• Hawaii is moving toward Japan 4 inches every year.
• The rocket engine has to supply its own oxygen so it can burn its fuel in outer space.
• The North Atlantic gets 1 inch wider every year.
• Oxygen is the most abundant element in the Earth’s crust, waters, and atmosphere (about 49.5%)
• A stroke of lightning discharges from 10 to 100 million volts & 30,000 amperes of electricity.
• A bolt of lightning is about 54,000°F (30,000°C); six times hotter than the Sun.
• The average distance between the Earth & the Moon is 238,857 miles (384,392 km). 

It's hard to say whether or not the above awesome facts are full, but mostly there. So now, are you interested in funny jokes?