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How Nuclear Medicine Works
science.howstuffworks.com/nuclear-medicine.htm
Nuclear materials get used in many forms of nuclear medicine -- everything from PET scans to chemotherapy uses them. Learn how nuclear medicine works.
10 Oldest Known Diseases
science.howstuffworks.com/life/cellular-microscopic/10-oldest-known-diseases.htm
You won't find some of history's biggest killers on this list, but you will find at least one disease that will make you want to bite something and another that might make you break out in "elevated pustules." Curious yet?
Bandicoots Survived Eons of Changing Climates, But This Time It's Different
New findings about ancient, extinct Australasian bandicoot and bilby species underscore how dire things are today when even survivors like these are struggling.
Family Tree of Homo Sapiens Continues to Evolve
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Were hobbits and giants real? And are they distant relatives of humans?
Why Do We Experiment on Mice?
science.howstuffworks.com/innovation/scientific-experiments/experiment-on-mice.htm
Mice are small and reproduce quickly, but they're more than just an animal of convenient size and libido. Mice have some truly special genetic gifts that it doesn't take a scientist to appreciate.
Are Humans Apes? Tracing Our Evolutionary Path
science.howstuffworks.com/life/evolution/man-chimp-ape.htm
Are humans separate from chimps and other apes? Learn what separates us from chimps.
Could we clone our organs to be used in a transplant?
science.howstuffworks.com/life/genetic/cloned-organ-transplant.htm
Cloned organ transplants might seem impossible, but researchers are working on it. Learn how cloned organ transplants might help those who need donors.
What is apoptosis?
science.howstuffworks.com/life/cellular-microscopic/apoptosis.htm
Apoptosis is also known as programmed cell death, and is the reason your fingers are no longer webbed. See what apoptosis has to do with curing disease.
The Real Difference Between Plant and Animal Cells
science.howstuffworks.com/life/cellular-microscopic/plant-cells-animal-cells.htm
While plant and animal cells are strikingly similar, there are a few key differences.
How the Doomsday Ark Works
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If the Earth is struck by calamity, will survivors find salvation in the proposed Doomsday Ark? The lunar-based vault will contain information that could help jumpstart a new civilization.