Some Scientific Facts

Author Topic: Some Scientific Facts  (Read 5351 times)

Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #15 on: October 25, 2011, 02:14:32 PM »
– Human tapeworms can grow up to 22.9m.

– The Earth is 4.56 billion years old…the same age as the Moon and the Sun.

– The dinosaurs became extinct before the Rockies or the Alps were formed.

– Female black widow spiders eat their males after mating.

– When a flea jumps, the rate of acceleration is 20 times that of the space shuttle during launch.

– If our Sun were just inch in diameter, the nearest star would be 445 miles away.

– 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.
"Many thanks to Allah who gave us life after having given us death and (our) final return (on the Day of Qiyaamah (Judgement)) is to Him"

Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #16 on: October 25, 2011, 02:16:20 PM »
– It takes 8 minutes 17 seconds for light to travel from the Sun’s surface to the Earth.

– 10 percent of all human beings ever born are alive at this very moment.

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

– Every year, over one million earthquakes shake the Earth.

– When Krakatoa erupted in 1883, its force was so great it could be heard 4,800 kilometers away in Australia.

– Every second around 100 lightning bolts strike the Earth.

– Every year lightning kills 1000 people.

– In October 1999 an Iceberg the size of London broke free from the Antarctic ice shelf .

– If you could drive your car straight up you would arrive in space in just over an hour.

– Human tapeworms can grow up to 22.9m.

– The Earth is 4.56 billion years old…the same age as the Moon and the Sun.

– The dinosaurs became extinct before the Rockies or the Alps were formed.

– Female black widow spiders eat their males after mating.

– When a flea jumps, the rate of acceleration is 20 times that of the space shuttle during launch.

– If our Sun were just inch in diameter, the nearest star would be 445 miles away.

– 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.
« Last Edit: October 25, 2011, 02:18:46 PM by Shamim Ansary »
"Many thanks to Allah who gave us life after having given us death and (our) final return (on the Day of Qiyaamah (Judgement)) is to Him"

Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #17 on: October 25, 2011, 02:17:43 PM »
– 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.

– 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.

– 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 satellite TV signals.

– The Ebola virus kills 4 out of every 5 humans it infects.
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Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #18 on: October 25, 2011, 02:23:03 PM »
– 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.

– 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.

– On the day that Alexander Graham Bell was buried the entire 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.

– 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 Universe contains over 100 billion galaxies.
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Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #19 on: October 25, 2011, 02:24:36 PM »
– Wounds infested with maggots heal quickly and without spread of gangrene or other infection.

– More germs are transferred shaking hands than kissing.

– The fastest speed a falling raindrop can hit you is 18mph.

– It would take over an hour for a heavy object to sink 6.7 miles down to the deepest part of the ocean.

– Around a million, billion neutrinos from the Sun will pass through your body while you read this sentence.

– The deepest part of any ocean in the world is the Mariana trench in the Pacific with a depth of 35,797 feet.

– Every hour the Universe expands by a billion miles in all directions.

– Somewhere in the flicker of a badly tuned TV set is the background radiation from the Big Bang.

– Even traveling at the speed of light it would take 2 million years to reach the nearest large galaxy, Andromeda.

– A thimbleful of a neutron star would weigh over 100 million tons.

Source: http://immenseknowledge.blogspot.com/2006/10/50-interesting-science-facts.html
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Offline rubel

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Re: Some Scientific Facts
« Reply #20 on: October 25, 2011, 02:44:42 PM »
Nice post and knowledgeable. Thanks
Rafiqul Alam Rubel
Senior Assistant Director(IT)
Special Assistant to Chairman, BOT
Daffodil International University
Cell :+88 01713493130 or +8801811458809

Offline skaka

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Re: Some Scientific Facts
« Reply #21 on: October 26, 2011, 11:11:20 AM »
Thanks. Informative post will increase our general knowledge. Please Keep it up.

Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #22 on: October 26, 2011, 02:53:22 PM »

- There are 62,000 miles of blood vessels in the human body – laid end to end they would circle the earth 2.5 times

- At over 2000 kilometers long, The Great Barrier Reef is the largest living structure on Earth

- The risk of being struck by a falling meteorite for a human is one occurrence every 9,300 years

- A thimbleful of a neutron star would weigh over 100 million tons

- A typical hurricane produces the energy equivalent of 8,000 one megaton bombs
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Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #23 on: October 26, 2011, 02:54:16 PM »

- Blood sucking hookworms inhabit 700 million people worldwide

- The highest speed ever achieved on a bicycle is 166.94 mph, by Fred Rompelberg

- We can produce laser light a million times brighter than sunshine

- 65% of those with autism are left handed

- The combined length of the roots of a Finnish pine tree is over 30 miles
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Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #24 on: October 26, 2011, 02:56:29 PM »

- The oceans contain enough salt to cover all the continents to a depth of nearly 500 feet

- The interstellar gas cloud Sagittarius B contains a billion, billion, billion liters of alcohol [JFrater is planning to move there in the near future]

- Polar Bears can run at 25 miles an hour and jump over 6 feet in the air

- 60-65 million years ago dolphins and humans shared a common ancestor

- Polar Bears are nearly undetectable by infrared cameras, due to their transparent fur
"Many thanks to Allah who gave us life after having given us death and (our) final return (on the Day of Qiyaamah (Judgement)) is to Him"

Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #25 on: October 26, 2011, 02:58:20 PM »

- The average person accidentally eats 430 bugs each year of their life

- A single rye plant can spread up to 400 miles of roots underground

- The temperature on the surface of Mercury exceeds 430 degrees C during the day, and, at night, plummets to minus 180 degrees centigrade

- The evaporation from a large oak or beech tree is from ten to twenty-five gallons in twenty-four hours

- Butterflies taste with their hind feet, and their taste sensation works on touch – this allows them to determine whether a leaf is edible

Source: http://listverse.com/2007/12/19/top-20-amazing-science-facts/
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Offline tasnuva

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Re: Some Scientific Facts
« Reply #26 on: October 31, 2011, 12:30:59 PM »
Very informative post.Thanks for sharing.
Tasnuva Ali
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Department of ETE
Daffodil International university

Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #27 on: November 01, 2011, 10:46:26 AM »
Interesting Real Facts

1 -69% Americans use Internet & 5.5% Indians only.


2 -El Azizia in Libya recorded a temperature of 136 degrees Fahrenheit (57.8 Celsius) on Sept. 13, 1922 - the hottest ever measured.


3 -Plastics take 500 years to break down.


4 -America has 30.30% airports of the world & India has only 0.70%.


5 -There are roughly 4,000 known minerals, although only about 200 are of major importance.


6 -The total surface area of the Earth is 197 million square miles.


7 -Crocodile is the only animal & reptile that sheds tear while eating.


8 -The world’s deadliest recorded earthquake occurred in 1557 in central China, more than 830,000 people were killed.


9 -Angel Falls in Venezuela is the worlds highest waterfall, The water of Falls drops 3,212 feet (979 meters).


10 -The sunrays reached at the earth in 8 minutes & 3 seconds.
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Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #28 on: November 01, 2011, 10:47:09 AM »
Interesting Real Facts

11 -8.7 million of United State residents who were born in Asia.


12 -The world’s population has been increased 3.1 billion in last 40 years.


13 -180 million nos. of Valentine’s Day cards exchanged annually, making Valentine’s Day the second-most popular greeting-card-giving occasion.


14 -3,467 Nos. of confectionery nut stores in the United States, they are among the best sources of sweets for Valentine’s Day.


15 -4% people drink cold drink daily.


16 -Traffic lights are being used before the invention of motor car.


17 -More than 50 million Americans said they had a disability; for 32.5 million of them, the disability was severe.


18 -About 40% Proportion of all Valentine card purchases which parents account for.


19 -First Stock Exchange of America was in Philadelphia & it was established in 1791.


20 -Girls however are slightly more likely than boys to use home computers for e-mail, word processing and completing school assignments than playing games.
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Offline Shamim Ansary

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Re: Some Scientific Facts
« Reply #29 on: November 01, 2011, 10:47:42 AM »
Interesting Real Facts

21 -A normal person laughs five times in a day.


22 -Approximate 300 million film tickets are sold every year in India.


23 -In Britain 70% mothers go for work.


24 -More artists live in California than any other state in the United States. There are 10,000 arts organizations in California.


25 -Alfred Southwick developed the idea of using electric current & Professionally he was a Dentist (MDS, DDS).


26 -A man says average 4850 words in 24 hours.


27 -The world's populaton is approximately 6.53 billion (2006), India & China represent 36.92% of the world's populations.


28 -Look at your zipper. See the initials YKK? It stands for Yoshida Kogyo kabushikigaisha, the world's largest zipper manufacturer.


29 -40 percent of McDonald's profits come from the sales of Happy Meals.


30 -315 entries in Webster's 1996 Dictionary were misspelled.
"Many thanks to Allah who gave us life after having given us death and (our) final return (on the Day of Qiyaamah (Judgement)) is to Him"