Shingles is not contagious, but someone with an active rash can transmit the virus to other people through direct skin-to-skin contact. Shingles — also known as herpes zoster — is caused by ...

Eye color is a complex genetic trait determined by pairings of genes passed on from each parent. Scientists once believed eye color was determined by a single gene, but advances in genetic research ...

Just before we continue, a quick reminder that this year’s Black Friday event is now underway with thousands of savings to be had, including bargains on car roof bags. Here are some of the best deals ...