Did you know ?
Blood cells:Your body is creating and killing 15 million red blood cells per second!
Einstein:Einstein declined the presidency of the state of Israel when it was offered to him in 1952 by state leaders. The element einsteinium, discovered in 1952, was named in honor of Albert Einstein. Picture of Einstein sticking his tongue was taken on his 72nd birthday by annoying press photographer Arthur Sasse. Albert loved the photo so much that he cut his image out and send it to all his friends.
Kissing:The average person spends 2 weeks of its life kissing
Kneecaps:Babies are born without kneecaps. They appear when the child is 2-6 years of age.
Swans:When swans go on a date, they’ll put their heads together. Then they stick together for life.
Cats and Dogs:Cats have over one hundred vocal sounds; dogs only have about ten.
Sex:Each day, there are over 120 million sexual intercourse taking place all over the world.
Natural Blonds:One in fourteen women in America is a natural blonde. Only one in sixteen men is.
Rigor mortis:After human death, post-mortem rigidity starts in the head and travels to the feet, and leaves the same way it came.
Horny Rats:Male and female rats may have sex twenty times a day.
How long after the expiration date is it safe to drink milk?
The date you see on milk cartons isn’t an expiration date. In other words, the milk doesn’t necessarily go bad the next day. The date is placed there “to let stores know when to pull products from the shelf to maintain top quality,” according to Judy Simon, a nutritionist with the University of Washington Medical Center. “You can still safely drink milk three to seven days after the date if the milk has been stored properly.”
Marijuana and Dysentery:The Chinese, in olden days, used marijuana only as a remedy for dysentery.
Quad Armadillos:Armadillos have four babies at a time, always all the same sex. They are perfect quadruplets, the fertilized cell split into quarters, resulting in four identical armadillos.
Impotence and divorce
Impotence is legal grounds for divorce in 24 American states.
Killer Bees
More people are killed each year from bees than from snakes.
The Scooter
When Voyager 2 visited Neptune it saw a small irregular white cloud that zips around Neptune every sixteen hours or so now known as "The Scooter".
Skin Dust
Most dust particles in your house are made from dead skin.
Fish Memory
A goldfish has a memory span of three seconds.
Blood donation
Less than 7% of the population donates blood
Orthodontists
An orthodontist needs four years of college, four years of dental school, and two years of postgraduate study in orthodontics before they can practice orthodontics.
All orthodontists are also board certified dentists
Dr Charles Tweed was the first certified orthodontist in the US.
An orthodontist needs four years of college, four years of dental school, and two years of postgraduate study in orthodontics before they can practice orthodontics.All orthodontists are also board certified dentistsDr Charles Tweed was the first certified orthodontist in the US.The first "braces" were constructed by Pierre Fauchard in 1728. Fauchard's "braces" consisted of a flat strip of metal, which was connected to teeth by pieces of thread.Bands were invented by Schange in 1841. The first bands consisted of an strip of metal, with a screw to adjust their size.Orthodontic Brackets were invented by Edward Angle in 1915. The brackets consisted of little hooks of metal, which were attached to bands which went around your teeth.Dr Angle modified his design, producing the edgewise bracket in 1928. If you or your parents got braces before 1970, they probably got braces similar to those invented by Dr Angle
Snoring
If the roof of your mouth is narrow, you are more prone to snore since you are not getting enough oxygen through your nose.
Chewing
If you are right handed, you will tend to chew your food on your right side. If you are left handed, you will tend to chew your food on your left side.
How many people are alive?
5.8 percent of all human beings ever born are alive at this very moment.
Blood
It takes about 20 seconds for a red blood cell to circle the whole body.
Cancer rates
Cancer may affect people at all ages, even fetuses, but the risk for most varieties increases with age. Cancer causes about 13% of all deaths. According to the American Cancer Society, 7.6 million people died from cancer in the world during 2007. Cancers can affect all animals.
Cornea
The only part of the body that has no blood supply is the cornea in the eye. It takes in oxygen directly from the air.
Knuckle cracking
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
Eyebrow
There are approx. 550 hairs in the eyebrow.
Handness
If you are right handed, you will tend to chew your food on your right side. If you are left handed, you will tend to chew your food on your left side.
What is chemotherapy?
Chemotherapy, in its most general sense, refers to treatment of disease by chemicals that kill cells, specifically those of micro-organisms or cancer. In popular usage, it will usually refer to antineoplastic drugs used to treat cancer or the combination of these drugs into a standardized treatment regimen.
Heart pumping
The human heart creates enough pressure while pumping to squirt blood 10 meters in the air.
Height
We are about 1 cm taller in the morning than in the evening. Layers of cartilage in the joints gets compressed during the day
After death
Human hair and fingernails continue to grow after death.
What is ionizing radiation
Ionizing radiation consists of highly-energetic particles or waves that can detach (ionize) at least one electron from an atom or molecule. Ionizing ability depends on the energy of the impinging individual particles or waves, and not on their number. A large flood of particles or waves generally will not cause ionization if these particles or waves do not carry enough energy to be ionizing.
Titanic
It cost 7 million dollars to build the Titanic and 200 million to make a film about it.
Why is the sky blue?
When sunlight travels through the atmosphere, it collides with gas molecules. These molecules scatter the light. The shorter the wavelength of light, the more it is scattered by the atmosphere. Because it has a shorter wavelength than the other colours, blue light is scattered more, ten times more than red light, for instance. That is why the sky is blue.
Alergic to cats?
People that are allergic to cats will be able to pet them without sneezing and scratching. Genetically engineered cats will be produced to help people with allergies enjoy their sneeze-free kitties Allerca, Inc., a biotechnology firm in San Diego, California, says it has bred Hypoallergenic Cats and is now taking orders from customers in the United States.
Blinking
Women blink twice as many times as men do.
Laughing
Laughing lowers levels of stress hormones and strengthens the immune system. Six-year-olds laugh an average of 300 times a day. Adults only laugh 15 to 100 times a day.
What is radiation therapy?
Radiation therapy (or radiotherapy) is the medical use of ionizing radiation as part of cancer treatment to control malignant cells (not to be confused with radiology, the use of radiation in medical imaging and diagnosis). Radiotherapy may be used for curative or adjuvant cancer treatment. It is used as palliative treatment (where cure is not possible and the aim is for local disease control or symptomatic relief) or as therapeutic treatment (where the therapy has survival benefit and it can be curative)
Inteligence and hair
Intelligent people have more zinc and copper in their hair.