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More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

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Complications of influenza include: bacterial pneumonia, ear and sinus infections, dehydration, and worsening of chronic conditions such as asthma, congestive heart failure, or diabetes.

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Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

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Approximately 25% of all reported medication errors result from some kind of name confusion.

Roe deer in a grassland area. Roe deer in a grassland area.
Bow shock formed by the magnetosphere of LL Orionis (center) as it collides with the Orion Nebula fl Bow shock formed by the magnetosphere of LL Orionis (center) as it collides with the Orion Nebula fl
The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star
The Location of Visual Area V5 The Location of Visual Area V5
René Descartes (1596–1650). French philosopher considered the founder of modern philosophy. A ... René Descartes (1596–1650). French philosopher considered the founder of modern philosophy. A ...
Standing at the head of the table, apply oil or lotion to chest area. Spread lubricant fanning out ... Standing at the head of the table, apply oil or lotion to chest area. Spread lubricant fanning out ...
Video: Ciliate conjugation Animation

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