Science & the Public
People who live near airports serving small planes are exposed to lead from aviation fuel. A new study now links an airport’s proximity to slightly elevated blood-lead levels in children from area homes.
Small planes (known in the trade as general aviation) tend to run on gasoline, most of which contains lead as an octane booster. These aircraft — used as taxis, personal aircraft and...
Food for Thought
Not long ago, food advertising appeared primarily in newspapers, magazines, and television. Today, though, manufacturers are embracing new media to ever more effectively target their youngest consumers: children. A new study conducted for the Henry J. Kaiser Family Foundation analyzes how these companies are feeding their messages to tots.
The number of Web sites hosting pages for...
Browsing the World Wide Web is a breeze. Just click on a link or type in a Web-page identifier–the so-called uniform resource locator, or URL. More often than not, the requested page appears on your screen within seconds, downloaded from a computer that could be anywhere in the world.
We owe such reliable, speedy service to a standard set of procedures that governs...