These eye-catching phenomena have long puzzled skygazers and scientists—until two amateur astronomers made a very serendipitous discovery.

Red sprites seen above the Himalayas reveal powerful storms, rare upper-atmosphere events, and atmospheric mysteries ...

An urgent warning has been issued to Coca-Cola, Diet Coke and Sprite fans. Thousands of cans ... this could potentially cause adverse health effects such as goitre. A single high intake of ...

According to the FDA, the Class II designation indicates that use of a recalled product could cause temporary or reversible health effects or that the probability of "serious adverse health ...