« previous next »
« previous next »
 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.

Did you know?

Looking at the sun may not only cause headache and distort your vision temporarily, but it can also cause permanent eye damage. Any exposure to sunlight adds to the cumulative effects of ultraviolet (UV) radiation on your eyes. UV exposure has been linked to eye disorders such as macular degeneration, solar retinitis, and corneal dystrophies.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.

Serotonin and Risk-Taking Behavior Serotonin and Risk-Taking Behavior
Effect of Inactivation of the Insula on Reinstatement of Drug-Seeking Behavior in Rats Effect of Inactivation of the Insula on Reinstatement of Drug-Seeking Behavior in Rats
Caudate Nucleus and Stereotyped Behavior in Autism Caudate Nucleus and Stereotyped Behavior in Autism
When the IQ scores of identical twins differ, behavior genetics researchers attribute these to ... When the IQ scores of identical twins differ, behavior genetics researchers attribute these to ...
Operant Conditioning Operant Conditioning
Mendel’s observations about segregation and independent assortment are explained by the behavior ... Mendel’s observations about segregation and independent assortment are explained by the behavior ...
Video: Cataract

For a complete list of videos, visit our video library