Astronomers have spotted centimeter-sized “pebbles” swirling around two infant stars 450 light-years away, revealing the raw ...

Recreating artificial solar eclipses in space could help astronomers decipher the inner workings of our sun much quicker than ...

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 ...