« previous next »
« previous next »
 

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.

Did you know?

Bisphosphonates were first developed in the nineteenth century. They were first investigated for use in disorders of bone metabolism in the 1960s. They are now used clinically for the treatment of osteoporosis, Paget's disease, bone metastasis, multiple myeloma, and other conditions that feature bone fragility.

Did you know?

The top five reasons that children stay home from school are as follows: colds, stomach flu (gastroenteritis), ear infection (otitis media), pink eye (conjunctivitis), and sore throat.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Brumbies awaiting their sale and new homes. Brumbies awaiting their sale and new homes.
A Passive Continental Margin A Passive Continental Margin
The Increasing Cost of Health Care, 1960–2010 The Increasing Cost of Health Care, 1960–2010
Contribution of enthalpy and entropy to several favorable processes Contribution of enthalpy and entropy to several favorable processes
Real Price of Oil, 1861–2010 Real Price of Oil, 1861–2010
T-Bone Steak T-Bone Steak
Video: Genetics of Cancer

For a complete list of videos, visit our video library