« previous next »
« previous next »
 

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

There are 20 feet of blood vessels in each square inch of human skin.

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?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Nitrogen fluxes in Sycamore Creek, Arizona (data from Grimm 1988). Nitrogen fluxes in Sycamore Creek, Arizona (data from Grimm 1988).
Obtaining protein sequence information with tandem MS Obtaining protein sequence information with tandem MS
Among non-Muslims in the United States, wearing a head scarf, or a khimar, is a personal fashion ... Among non-Muslims in the United States, wearing a head scarf, or a khimar, is a personal fashion ...
A GDI system uses a low-pressure pump in the gas tank similar to other types of fuel-injection ... A GDI system uses a low-pressure pump in the gas tank similar to other types of fuel-injection ...
DNA sequence variation in the human genome DNA sequence variation in the human genome
A model of the 70S ribosome based upon early structural data A model of the 70S ribosome based upon early structural data
Video: Medullary osmotic gradient: countercurrent multiplier, urea recycling & vasa recta countercurrent exchange

For a complete list of videos, visit our video library