One-of-a-kind handbook unequaled for practical use by professionals and concerned laypeople. Essentially a usable supplement to Gofman's Radiation and Human Health, it is ...

The rich tapestry of Alaska is threaded together by 365,000 miles of waterways, from cascading mountain streams to meandering valley rivers, from the meltwaters of glaciers to ...

For 50 years "Flying" magazine has been the leader journal of aviation. Launched as "Popular Aviation" in 1927, partly in celebration of Charles Lindbergh's transatlantic ...