"Eight minutes later, the orbiter started receiving data from the descent probe, which slammed into the top of the Jovian atmosphere at a comet-like speed of 170,000 kilometers per hour," NASA ...

As the International Space Station whizzed over Mexico and the United States — before floodwaters catastrophically rose in ...

Grades 9-12 Learn about the cause of sunburns, in this video from NOVA’s Gross Science series. Sunlight is made up of many types of radiation: infrared, visible, and ultraviolet (UV). UV radiation can ...