Biology

Footage explains the biology behind male and female sexual arousal in…

Footage shows how the human body changes, both for women and men, when…

Doctor speaks about the cancer of the uterus. He uses a graphic to…

Clip shows graphics of the male and female sexual organs, what happens…

Dead fish floating in the Klamath River in northern California due…

Dead fish floating in the Klamath River in northern California due…

Dead fish floating in the Klamath River in northern California due…

Pan across the accelerated mass spectrum (AMS) used to study a mass of…

A patient with injuries to the sensory area of his brain participates…

Informational film about organisms invading the blood. Shot of a…

Informational film about organisms invading the blood. Shot of the…

Informational film about organisms invading the blood. The leukocytes…