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Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

In 1835 it was discovered that a disease of silkworms known as muscardine could be transferred from one silkworm to another, and was caused by a fungus.

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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.

Did you know?

Never take aspirin without food because it is likely to irritate your stomach. Never give aspirin to children under age 12. Overdoses of aspirin have the potential to cause deafness.

Fireworks Fireworks
The Starry Night The Starry Night
A Subject Prepared for a Night’s Sleep in a Sleep Laboratory A Subject Prepared for a Night’s Sleep in a Sleep Laboratory
A Typical Pattern of Sleep Stages During a Single Night A Typical Pattern of Sleep Stages During a Single Night
The Four Seasons - December, 1963 (Oh, What a Night The Four Seasons - December, 1963 (Oh, What a Night
Night Attack on the Sanjo Palace (detail), from the Scrolls of Events of the Heiji Period. Night Attack on the Sanjo Palace (detail), from the Scrolls of Events of the Heiji Period.
Video: Acids and bases - definition

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