Humans have 46 chromosomes, peas have 14 and crayfish have 200.
Each person sheds 40lbs of skin in his or her lifetime.
A healthy person has 6,000 million, million, million hemoglobin molecules.
A thimbleful of a neutron star would weigh over 100 million tons.(theoretically, of course)
The largest dinosaur ever discovered was Seismosaurus who was over 100 feet long and weighed up to 80 tons.
90% of those who die from hurricanes die from drowning.
A neutron star is 15 miles across and weighs more than the Sun.
Organisms can live in temperatures up to 133 centigrade.
The biggest shark species has the smallest teeth. The 12 meter long whale shark has more than 4,000 teeth, each only 3mm long.
At just 12 weeks the human fetus can scowl and squint.
Any 1 of a 1000 viruses can cause the common cold.
The oceans contain enough salt to cover all the continents to a depth of nearly 500 feet.
The human brain is 2% of the body's weight but uses a hungry 20% of its energy.
If more than 23 people gather in a room there is a better than 1 in 2 chance that at least two of them will share the same birthday.(think about it)
It takes the Earth exactly 365.242199 days to orbit the Sun - and that is why every four years we need a leap year.
Polar Bears cannot be detected by infrared cameras, due to their transparent fur.
By 2150 there will be 10 billion humans. In 2000 there were 6 billion.(if there are no wars or whatever of course)
The largest group of insects are the beetles with over 400,000 different species.
Spider web filaments were used in gun sights as the 'cross hairs' until the early 1960's.
Up to 15,000 dust mites can live and thrive in just one gram of dust.
The muzzle of a lion is like a fingerprint - no two lions have the same pattern of whiskers.
Amongst the many words that Shakespeare invented are assassination, bump, lonely, bloodstained, leapfrog and mountaineer.
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
75 percent of people who play the car radio while driving also sing along with it.
According to a poll, 58 percent of those responding admitted that they had falsely called in sick to get a day off from work.
A drop of water may travel thousands of miles between the time it evaporates into the atmosphere and the time it falls to the Earth again as rain, sleet, or snow.
A green flash is sometimes seen just as the sun sets or rises. This occurs because green light is bent most strongly by the atmosphere. So the green is seen before other colors at sunrise, and after the other colors have vanished at sunset.
A green flash is sometimes seen just as the sun sets or rises. This occurs because green light is bent most strongly by the atmosphere. So the green is seen before other colors at sunrise, and after the other colors have vanished at sunset.
365 different languages are spoken in Indonesia.
There is no one who does not dream. Those who claim to have no dreams, laboratory tests have determined, simply forget their dreams more easily than others.
A survey of 1,023 children aged 10 to 13 showed the number who felt uncomfortable talking with their parents nearly doubles when they turn 13.
Over fifty billion aspirin tablets are taken worldwide each year.
It is estimated that 60 percent of home smoke detectors in use do not work because they don't have a battery in them, or the battery has run out.
Rabbits cannot vomit.
One in every ten people in the world live on an island.
The petals of the world's largest flower are 1.5 feet long.
The average person receives eight birthday cards annually.
A single second of video tape contains about 22 megabytes of data, the very rough equivalent of about thirty copies of a 200 page book.
In 1973, scientists discovered receptors for opiates on neurons in several regions of the brain that suggested the brain must make substances very similar to opium.
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Quicksand is formed when sand, clay, and water are mixed in just the right way, with a surface that seems solid until you step on it, and it suddenly becomes liquid![/FONT][FONT=arial,helvetica,sans-serif]
The machine to win the first flying prize in 1901 was an airship.
[/FONT][FONT=arial,helvetica,sans-serif]As many as 80 percent of men experience enlargement of the prostate, a gland at the base of the bladder that produces fluid needed to transport and nourish sperm. While the problem does not generally affect sexual capacity or enjoyment, it causes more frequent or difficult urination.
[/FONT][FONT=arial,helvetica,sans-serif]It typically takes twelve years and close to billion dollars to develop a new medicine.
[/FONT][FONT=arial,helvetica,sans-serif]The Boomtown Rats, whose lead singer was Bob Geldof, biggest hit was inspired by a female random killer whose excuse was 'I don't like Mondays'.
[/FONT][FONT=arial,helvetica,sans-serif]Two of the greatest writers who ever lived, William Shakespeare and Miguel de Cervantes (who wrote Don Quixote), both died on 23rd April 1616.
[/FONT][FONT=arial,helvetica,sans-serif]SPF stands for Sun Protection Factor. This number is a multiplier that tells you how much longer you can remain in the sun without burning when wearing a sun block. For instance, if you can usually tolerate the sun for 10 minutes without a burn, an SPF 15 will provide you with 15 times that, or 150 minutes of protection without burning.
[/FONT][FONT=arial,helvetica,sans-serif]Rice plants may have up to 55,000 genes.
[/FONT][FONT=arial,helvetica,sans-serif]Since perfume scent retains longer on oily skin, apply a layer of petroleum jelly (eg, Vaseline) onto your skin before putting on perfume.
[/FONT][FONT=arial,helvetica,sans-serif]As women age, there is a general thinning of head hair. But many older women experience an increase in hair elsewhere: an estimated 40 percent of women over the age of 80 are likely to be troubled by excessive facial hair.
[/FONT][FONT=arial,helvetica,sans-serif]Johannes Kepler used the recorded movement of Mars to formulate his three laws of planetary motion in the 17th Century, which laid the foundation for modern Astronomy.
[/FONT][FONT=arial,helvetica,sans-serif]The 'Red Planet' isn't really red at all, NASA photographs indicate that it is more of a tan or butterscotch color.
[/FONT][FONT=arial,helvetica,sans-serif]The word “Jeep” comes from “GP” which is short for General Purpose.
[/FONT][FONT=arial,helvetica,sans-serif]Epilepsy can start at any age and can result from inheriting a mutant gene.
[/FONT][FONT=arial,helvetica,sans-serif]Research has shown that the sun impacts our productivity at work and school. Workers in offices with constant sunlight and large windows have been shown to be both more efficient with their time and more accurate in completing their tasks.
[/FONT][FONT=arial,helvetica,sans-serif]The speed of sound in water is approximately 1500 m/s while the speed of sound in air is approximately 340 m/s. Therefore, a 20 Hz sound in the water is 75 m long whereas a 20 Hz sound in air is 17 m long.
[/FONT][FONT=arial,helvetica,sans-serif]Smell and taste are both intimately related. More than 90 per cent of a meal's flavor - apart from the four basic tastes of sweet, sour, bitter and salty - is actually fragrance, which rises up from food during chewing and is forced across the olfactory epithelium through the nasopharynx at the back of the throat.
[/FONT][FONT=arial,helvetica,sans-serif]Of the roughly 6500 languages now spoken, up to half are already endangered or on the brink of extinction. Linguists estimate that a language dies somewhere in the world every two weeks.
[/FONT][FONT=arial,helvetica,sans-serif]Talking machines really hit the commercial mainstream in 1978, when Texas Instruments released Speak and Spell, the first device in which the human voice was electronically duplicated on a single chip.
[/FONT][FONT=arial,helvetica,sans-serif]The average human brain consumes just 12 Watts of power - about one-tenth of what it takes to burn an ordinary light bulb.
[/FONT][FONT=arial,helvetica,sans-serif]The human retina is made up of about 120 million rod cells.
[/FONT][FONT=arial,helvetica,sans-serif]About five percent of the fathers of non-autistic children are employed in some kind of engineering, compared with about twelve percent of the fathers of children with autism.
[/FONT][FONT=arial,helvetica,sans-serif]The UK National Lottery says that 27% of female winners keep the winning ticket in their bra.
[/FONT][FONT=arial,helvetica,sans-serif]Walter Diemer, an accountant for Fleer, invented modern bubble gum, in 1928. Pink was the only coloring nearby when he made the first batch and so the trend was set. The gum was named Dubble Bubble.
[/FONT][FONT=arial,helvetica,sans-serif]A poll of 1,004 Americans for TIME and CNN in 1996 found that 82 percent believed in the healing power of prayer, and 64 percent that doctors should pray with their patients.
[/FONT][FONT=arial,helvetica,sans-serif]In 2000, across the global economy, travel and tourism accounted for around 11 per cent of world exports, goods and services, surpassing trade in food, textiles, and chemicals.
[/FONT][FONT=arial,helvetica,sans-serif]60.8 million Americans have some form of cardiovascular disease, ranging from congenital heart defects to high blood pressure and hardening of the arteries.
[/FONT][FONT=arial,helvetica,sans-serif]There is a medical condition called Anosmia, where the sufferers have no sense of smell at all. They can still sense sweet, sour, bitter and salty tastes; but flavor, which is virtually all smell, is totally gone. So that for example they would not be able to savor fine wine, or enjoy lemon meringue pie. Hell indeed!
[/FONT][FONT=arial,helvetica,sans-serif]The average cup of coffee contains more than 1000 different chemical components, none of which is tasted in isolation but only as part of the overall flavor.
[/FONT][FONT=arial,helvetica,sans-serif]The largest known Nebula (cloud of gas and dust) is the Tarantula Nebula, named for its shape.
[/FONT][FONT=arial,helvetica,sans-serif]A Martian day is surprisingly similar in length to one on Earth (24 hours and 37 minutes), but a Martian year is nearly twice as long (687 days).
[/FONT][FONT=arial,helvetica,sans-serif]Laser stands for 'Light Amplification by Stimulated Emission of Radiation'. A laser beam is produced when light bounces back and forth between two mirrors with a special medium (gas, liquid, or solid) between them. As it bounces, the light triggers energized atoms in the medium to release more light, some of which leaks out through one of the mirrors to produce the laser beam.
[/FONT][FONT=arial,helvetica,sans-serif]Quicksand is formed when sand, clay, and water are mixed in just the right way, with a surface that seems solid until you step on it, and it suddenly becomes liquid![/FONT]