n energy that is radiated or transmitted in the form of rays or waves or particles
n the act of spreading outward from a central source
n syndrome resulting from exposure to ionizing radiation (e.g., exposure to radioactive chemicals or to nuclear explosions); low doses cause diarrhea and nausea and vomiting and sometimes loss of hair; greater exposure can cause sterility and cataracts and some forms of cancer and other diseases; severe exposure can cause death within hours
he was suffering from radiation
n the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay
n the spread of a group of organisms into new habitats
n a radial arrangement of nerve fibers connecting different parts of the brain
n (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance
Whether the end result is a deadly illness or a striking change in the next generation, the impact of genetic mutations caused by radiation is not fully understood.
New techniques may render old-fashioned radiation treatments obsolete.
Although newer machines can be adjusted to deliver up to 50% less radiation for children and small adults, a 2001 study published in the American Journal of Radiation showed that .
Plastic could shield astronauts from space radiation By Mike WallSpace.comPlastic shielding could help protect astronauts from harmful radiation on long journeys through deep space, new observations from a NASA moon probe suggest.An instrument aboard NASA's Lunar Reconnaissance Orbiter (LRO) found that plastic reduces the radiation dose from fast-moving charged particles called galactic cosmic rays. Scientists have long suspected that this is the ...
June 14, 2013 - NBC NEWS
Radiation Skin Relief™ Helps Heal Skin Damage from Radiation Therapy TriDerma Radiation Skin Relief™, recommended by patients, doctors and radiation oncologists for years, is now available in the First Aid department of supercenters in Michigan, Illinois, Ohio, Indiana and Louisiana. TriDerma Radiation Skin Relief helps heal skin damaged from radiation therapy, serving a need not previously addressed by traditional retail outlets. (PRWeb June 11, 2013) Read the ...
June 11, 2013 - PRWeb