« previous next »
« previous next »
 

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

Did you know?

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).

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

If you use artificial sweeteners, such as cyclamates, your eyes may be more sensitive to light. Other factors that will make your eyes more sensitive to light include use of antibiotics, oral contraceptives, hypertension medications, diuretics, and antidiabetic medications.

Monstrous people from distant lands depicted in a fifteenth-century European woodcut. Monstrous people from distant lands depicted in a fifteenth-century European woodcut.
People riding bikes in Netherlands People riding bikes in Netherlands
Fear Conditioning and the Brain (2 of 2) Fear Conditioning and the Brain (2 of 2)
Poverty rates have declined in the last 50 years, and the biggest decline has been for people 65 and ... Poverty rates have declined in the last 50 years, and the biggest decline has been for people 65 and ...
People who share genes will often have similar body weights People who share genes will often have similar body weights
Why do people hate mathematics? Why do people hate mathematics?
Video: Attention Deficit Disorder (ADD)

For a complete list of videos, visit our video library