A complete survey of all the particle and antiparticle activity that goes on during the Sun’s 11-year cycle has found previously unknown ways these particles behave. Cosmic rays coming from ...

Cosmic rays are particles from outer space that travel across the universe. They can be made by the sun, by other stars exploding, and even black holes. They move extremely fast, nearly the speed of ...

Given that 5.5 micrograms of the vitamin are estimated to ingested daily through food, ultraviolet rays from the sun are required to ... 14.9 micrograms and 8 micrograms, respectively.