From minimalist wrist designs to full sleeves, body art has become so common that it barely raises an eyebrow. But while the personal meaning of a tattoo may be obvious, the biological consequences ...

Facial flushing can feel confusing, embarrassing, or even alarming—especially when it seems to come out of nowhere. One ...

When scientists finally cracked open the capsule from asteroid Bennu, they expected carbon, water-bearing minerals, and maybe ...