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Did you know?

There are 60,000 miles of blood vessels in every adult human.

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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.

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Malaria mortality rates are falling. Increased malaria prevention and control measures have greatly improved these rates. Since 2000, malaria mortality rates have fallen globally by 60% among all age groups, and by 65% among children under age 5.

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About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

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Asthma-like symptoms were first recorded about 3,500 years ago in Egypt. The first manuscript specifically written about asthma was in the year 1190, describing a condition characterized by sudden breathlessness. The treatments listed in this manuscript include chicken soup, herbs, and sexual abstinence.

Traditional animal phylogeny based on body plans. Traditional animal phylogeny based on body plans.
Cultural Variations in the Strange Situation Across cultures, most toddlers exhibit secure attachme Cultural Variations in the Strange Situation Across cultures, most toddlers exhibit secure attachme
Reinforcement and Punishment Reinforcement and Punishment
Prevalence of Diabetes in the United States, 2010–2012, Age 20 and Older, Based on Race and ... Prevalence of Diabetes in the United States, 2010–2012, Age 20 and Older, Based on Race and ...
Valves in veins open to permit blood flow, close to prevent backflow. Valves in veins open to permit blood flow, close to prevent backflow.
Computationally assembled model of the TFIIA–TBP–TFIIB–promoter complex based on crystal Computationally assembled model of the TFIIA–TBP–TFIIB–promoter complex based on crystal
Video: Deafness Culture

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