« previous next »
« previous next »
 

Did you know?

To prove that stomach ulcers were caused by bacteria and not by stress, a researcher consumed an entire laboratory beaker full of bacterial culture. After this, he did indeed develop stomach ulcers, and won the Nobel Prize for his discovery.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

HIV testing reach is still limited. An estimated 40% of people with HIV (more than 14 million) remain undiagnosed and do not know their infection status.

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.

Killer Whale - Size comparison to an average human. Killer Whale - Size comparison to an average human.
0M, 1M, and 2M Female Mouse Fetuses 0M, 1M, and 2M Female Mouse Fetuses
This painting depicts New Orleans in 1803, when the city was acquired—along with much of the modern This painting depicts New Orleans in 1803, when the city was acquired—along with much of the modern
Obesity Rates in United States Obesity Rates in United States
Human dihydrofolate reductase complexed with ligands Human dihydrofolate reductase complexed with ligands
Human population growth, 1700 - present Human population growth, 1700 - present
Video: hGH, Thyroid hormones & Aldosterone

For a complete list of videos, visit our video library