Natural sources of background radiation include: 1  Cosmic rays-radiation that reaches the Earth from space. 2  Rocks and soil-some rocks are radioactive and give off radioactive radon gas.atural sources. Natural sources of background radiation include: 1  Cosmic rays-radiation that reaches the Earth from space. 2  Rocks and soil-some rocks are radioactive and give off radioactive radon gas. 3  Living things-plants absorb radioactive materials from the soil and these pass up the food chain.
Rapper Kayo Redd, younger brother of hip-hop star Waka Flocka Flame, died yesterday in Atlanta. More News. Redd recently released a mixtape, Redd Kisses, and promoted it just hours before he died. The cause of his death has not been officially released; conflicting reports pin it to a shooting in his old neighborhood or suicide.
UPDATED 7:25 p.m. Emerging rapper Lil Snupe, a recent signee to Meek Mill's Dream Chaser's label, was shot and killed early Thursday morning (June 20) in Winnfield, La. Police say 18-year-old Addarren Ross was killed around 4:00 a.m. at the Maplewood Apartments in Winnfield, according to CBS affiliate KNOE 8.