The very first thing astronaut Kellie Gerardi did when she touched back down to Earth after her first spaceflight in November ...

Home pregnancy tests that use colored streaks to indicate positive results may display an evaporation line (evap line). This is a colorless streak that occurs when urine dries on the test strip.

Tina Knowles shares how a missed mammogram may have led to a delayed detection of breast cancer, and opens up about the ...