« previous next »
« previous next »
 

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

Throughout history, plants containing cardiac steroids have been used as heart drugs and as poisons (e.g., in arrows used in combat), emetics, and diuretics.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

For about 100 years, scientists thought that peptic ulcers were caused by stress, spicy food, and alcohol. Later, researchers added stomach acid to the list of causes and began treating ulcers with antacids. Now it is known that peptic ulcers are predominantly caused by Helicobacter pylori, a spiral-shaped bacterium that normally exist in the stomach.

Field research on free-living primates allows primatologists to study patterns of behavior in the se Field research on free-living primates allows primatologists to study patterns of behavior in the se
Research Methods Research Methods
The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ... The material safety data sheet (MSDS) for sulfuric acid showing the detailed technical information ...
The CHRIS manual entry for toluene. Useful information includes response information, chemical and ... The CHRIS manual entry for toluene. Useful information includes response information, chemical and ...
Piaget's research involved several kinds of conservation tasks Piaget's research involved several kinds of conservation tasks
R-loop experimental analysis R-loop experimental analysis
Video: Cognitive development by Piaget (Preoperational stage or intelligence)

For a complete list of videos, visit our video library