From nearly invisible black ice to freezing rain and sleet, here's how common winter weather hazards form, why they're so ...

Scientists are warning that a microscopic predator is quietly exploiting the world’s warming and aging water systems, slipping past filters and disinfectants to reach human noses and, in rare cases, ...

Even when medication clears skin symptoms, people with psoriasis can still have inflammation throughout their bodies that increases the risk of obesity, heart disease, and liver issues. A new study ...