Learn what different shades of blood mean and how they signal changes in your health or potential medical issues.

Oxford researchers have unearthed a cosmic surprise showing that the hydrogen needed for water was embedded in the very rocks ...

Bedbugs use a small tube-like structure called a proboscis to pierce the skin and drink a person’s blood ... bedbugs may look purple and may be harder to see. How long does bedbug bite stay?

That’s because they look like anyone else you meet ... The term “intersex” does not describe one particular characteristic. There are many different varieties — it’s a spectrum.

In a village of southwestern India, a child peered into a water tank and noticed a “translucent” creature with visible bones. She didn’t know it at the time, but she’d just discovered a new species.

Angel Fitor In every drop of water ... look like dull brown beetles. Fitor wanted to capture the vivid blues and golds of the living organisms, and he wanted to show them in action just as he does ...

What is a surprise is who Martin finds in the hallway holding a knife and splattered with blood. Looks like that relaxing yoga retreat is ... drama pivot from a drought-stricken inland to lush ...

Herpes sores look like blisters filled with fluid, which can break open and then crust before healing. Herpes is usually a mild condition that causes small sores to appear on the skin. People ...

Intermittent fasting has been shown to have major benefits for insulin resistance and to lead to an impressive reduction in blood sugar levels. Anything that reduces insulin resistance should help ...

Created by Vince Gilligan, Breaking Bad, one of the most popular American television programs, tells the story of Walter White, a chemistry lecturer, who discovers he has lung cancer.

Save this article to read it later. Find this story in your account’s ‘Saved for Later’ section. In our column “What I Can’t Live Without,” we’ve interviewed hundreds of famous ...