Hands On.

While editing an article about skin cancer early in my career, I learned many not-so-cheerful facts about how ultraviolet light causes molecular disruptions in DNA-how the damage is typically incurred early in life, and how people are particularly susceptible when they live closerto the equator than theirfore-bears, as I do.Sincethen, I've tended to avoid the sun rather than revel in it. Now, however, with a little bit of home-brewed technological help, I have a device that lets me get the major benefit of solar rays without worrying about iII effects. [ABSTRACT FROM AUTHOR]