Stress alters the blood flow in the face, and scientists have discovered that the drop in temperature of a person's nose can ...

On a waterlogged highway, cars drive into the sea. Truck cabs and bus windows poke up above the waves; sedans are fully ...

How fit are you really? Even if you’re an enthusiastic exerciser, the answer may surprise you. There are no end of complicated and costly new ways to measure your fitness, from wearable tech to VO₂ ...