Part one. Radiation 101 : the basics. Now you see it : radiation revealed
Seek and you shall find : radioactivity everywhere
Splitting hairs : atomic particles and nuclear fission
Part two. The health effects of radiation. Painted into a corner : radiation and occupational illness
The Hippocratic paradox : radiation cures cancer
Location, location, location : radiation sickness
Snow warning : radioactive fallout
After the dust settles : measuring the cancer risk of radiation
Breeding season : genetic effects
Crystal clear : the target for radiation damage
Part three. Weighing the risks and benefits of radiation. Silent spring : radon in homes
A tale of two cities : diagnostic radiography
Sorry, wrong number : cell phones
Hot tuna : radioactivity in food
Blue moon : nuclear power plant accidents
The things they carried : geopolitical radiation threats