Ever wondered what everyday things under a microscope look like? You’ll never look at a toothbrush—or a grain of salt—the ...

A new study by Brown University researchers suggests that gold nanoparticles -- microscopic bits of gold thousands of times thinner than a human hair -- might one day be used to help restore ...

Brown recluse spiders are not native to California. Redding residents are used to seeing wildlife on the city's maze of ...

Redding residents are used to seeing wildlife on the city's maze of hiking trails and surrounding national forest, but some animals have a "mi casa es tu casa" attitude about human territory.

Officially, street pigeons are not vermin, like rats, another species of barefoot city dweller, with which they are often ...

Stool is usually light to dark brown. A substance from red blood cells ... there are seven shapes and consistencies of human stool. Each one suggests something about a person’s diet or body.

To the human eye, a female mite looks like a small moving ... Oak spider mites have a dark reddish-brown color. You can find them in North Carolina to west Kansas. The leaves on the lower branches ...