« previous next »
« previous next »
 

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?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Symptoms of kidney problems include a loss of appetite, back pain (which may be sudden and intense), chills, abdominal pain, fluid retention, nausea, the urge to urinate, vomiting, and fever.

Did you know?

The human body produces and destroys 15 million blood cells every second.

A feral horse herd in the western United States A feral horse herd in the western United States
Battery Battery
Cohabitation in the United States Cohabitation in the United States
A typical battery-powered 3/8 inch drive impact wrench. A typical battery-powered 3/8 inch drive impact wrench.
Percent of Selected Foods and Beverages Consumed in the United States Percent of Selected Foods and Beverages Consumed in the United States
The constitutional division of Powers Between the National Government and the States The constitutional division of Powers Between the National Government and the States
Video: Mendel's Pea Experiment

For a complete list of videos, visit our video library