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Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

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Individuals are never “cured” of addictions. Instead, they learn how to manage their disease to lead healthy, balanced lives.

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Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

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There are more nerve cells in one human brain than there are stars in the Milky Way.

Leukemia. A blood smear from a patient suffering from leukemia demonstrates the abundance of enlarge Leukemia. A blood smear from a patient suffering from leukemia demonstrates the abundance of enlarge
Locations of Sunspots Throughout the Sunspot Cycle Locations of Sunspots Throughout the Sunspot Cycle
Locations and Response Characteristics of Photoreceptors Locations and Response Characteristics of Photoreceptors
A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there A mound of buffalo skulls. In 1870 an estimated 30 million buffalo roamed the plains; by 1900 there
Locations of major metabolic pathways within a eukaryotic cell Locations of major metabolic pathways within a eukaryotic cell
Locations of tissues in the stem of a sunflower (Helianthus). Locations of tissues in the stem of a sunflower (Helianthus).
Video: Global warming and its effect on climate change

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