Bears, particularly brown and black bears, are known to scratch their backs against trees, poles, or other rough surfaces as a way to alleviate itching or to mark their territory. And witnessing this ...

A new study is the first to describe tool use in a cow. It could be evidence that livestock has higher cognitive capabilities than once thought, researchers say.

Journalist Annie Lowrey has a rare disease that causes a near-constant itch that doesn't respond to most treatments. She likens the itchiness to a... Chronic itch is miserable. Scientists are just ...

It can be a relief to scratch the occasional itch, but when itch gets out of control, it can become a serious health problem. How does the body know when to stop? Scientists at UC San Francisco are ...

Having itchy skin can be a sign of anything from irritating clothing to eczema, but an oncologist has warned that your frequent scratching could be a sign of some types of cancer ...

Behind a New Hampshire home, a large bear walked up to a skinny tree, inspected it and then stood up on his hind legs. What followed looked groovy. All of this was caught on Nerio Aredes' home ...

Are you experiencing constant itchiness in your legs? If you feel this is a harmless skin rash or allergy, then think again.

We've all had bug bites, or dry scalp, or a sunburn that causes itch. But what if you felt itchy all the time — and there was no relief? Journalist Annie Lowrey suffers from primary biliary ...