« previous next »
« previous next »
 

Did you know?

Vampire bats have a natural anticoagulant in their saliva that permits continuous bleeding after they painlessly open a wound with their incisors. This capillary blood does not cause any significant blood loss to their victims.

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?

There are immediate benefits of chiropractic adjustments that are visible via magnetic resonance imaging (MRI). It shows that spinal manipulation therapy is effective in decreasing pain and increasing the gaps between the vertebrae, reducing pressure that leads to pain.

Did you know?

Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Several common functional groups in a single biomolecule Several common functional groups in a single biomolecule
An example of a Hertzsprung–Russell diagram for a set of stars that includes the Sun An example of a Hertzsprung–Russell diagram for a set of stars that includes the Sun
Lilly Martin Spenser’s painting, Domestic Happiness (1844), reflects the change in attitudes toward Lilly Martin Spenser’s painting, Domestic Happiness (1844), reflects the change in attitudes toward
Common Blood Test Groups Common Blood Test Groups
The WISER entry for hydrogen cyanide (bottom). Useful information includes detailed health ... The WISER entry for hydrogen cyanide (bottom). Useful information includes detailed health ...
Left wing right wing Left wing right wing
Video: Hershey Chase Experiments

For a complete list of videos, visit our video library