« previous next »
« previous next »
 

Did you know?

It is difficult to obtain enough calcium without consuming milk or other dairy foods.

Did you know?

The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.

Did you know?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

As many as 28% of hospitalized patients requiring mechanical ventilators to help them breathe (for more than 48 hours) will develop ventilator-associated pneumonia. Current therapy involves intravenous antibiotics, but new antibiotics that can be inhaled (and more directly treat the infection) are being developed.

Did you know?

There can actually be a 25-hour time difference between certain locations in the world. The International Date Line passes between the islands of Samoa and American Samoa. It is not a straight line, but "zig-zags" around various island chains. Therefore, Samoa and nearby islands have one date, while American Samoa and nearby islands are one day behind. Daylight saving time is used in some islands, but not in others—further shifting the hours out of sync with natural time.

A recruiting poster for the “True Sons of Freedom” encouraged African Americans to enlist. In fact, A recruiting poster for the “True Sons of Freedom” encouraged African Americans to enlist. In fact,
Unlike this beautiful ant, we humans are not controlled by instincts. Sociobiologists, though, are ... Unlike this beautiful ant, we humans are not controlled by instincts. Sociobiologists, though, are ...
Who Makes The Decisions at Home? Who Makes The Decisions at Home?
Most PCV valves used on newer vehicles are secured with fasteners, which makes it more difficult ... Most PCV valves used on newer vehicles are secured with fasteners, which makes it more difficult ...
Phosphorus in Phospholipids Phosphorus makes up part of the phospholipids found in cell membranes Phosphorus in Phospholipids Phosphorus makes up part of the phospholipids found in cell membranes
Video: SNP Polymorphysim Microarray Chip - How to Test a Person's DNA

For a complete list of videos, visit our video library