« previous next »
« previous next »
 

Did you know?

Everyone has one nostril that is larger than the other.

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Blood is approximately twice as thick as water because of the cells and other components found in it.

Did you know?

Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

Foliage height diversity and bird species diversity (data from MacArthur and MacArthur 1961). Foliage height diversity and bird species diversity (data from MacArthur and MacArthur 1961).
The Pantanal, Brazil, seen here in flood condition, is a critical jaguar range area. The Pantanal, Brazil, seen here in flood condition, is a critical jaguar range area.
Range of Motion of the Wrist and Hand Joints, Hyperextension and Flexion of the Wrist Range of Motion of the Wrist and Hand Joints, Hyperextension and Flexion of the Wrist
Material safety data sheets (MSDS), now called safety data sheets (SDS), should be readily available ... Material safety data sheets (MSDS), now called safety data sheets (SDS), should be readily available ...
Ribosome structure and tRNA-binding sites interpreted from cryo-EM–generated data Ribosome structure and tRNA-binding sites interpreted from cryo-EM–generated data
Video: Electrical changes in the heart

For a complete list of videos, visit our video library