« previous next »
« previous next »
 

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

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?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

The senior population grows every year. Seniors older than 65 years of age now comprise more than 13% of the total population. However, women outlive men. In the 85-and-over age group, there are only 45 men to every 100 women.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Single-gene inheritance tracked at the DNA level Single-gene inheritance tracked at the DNA level
Aerial view of a blue whale showing both pectoral fins Aerial view of a blue whale showing both pectoral fins
Top down view of Olympus Mons, the highest known mountain in the solar system Top down view of Olympus Mons, the highest known mountain in the solar system
Imaginary Thoracic Lines, Left Lateral View Imaginary Thoracic Lines, Left Lateral View
The eye. Lateral view of a sectioned eyeball in its socket. The eye. Lateral view of a sectioned eyeball in its socket.
Marina Abramović, The House with the Ocean View—Nov. 22 9:54 am, 2002. Living installation. Marina Abramović, The House with the Ocean View—Nov. 22 9:54 am, 2002. Living installation.
Video: Premenstrual Syndrome

For a complete list of videos, visit our video library