"A slow-moving Category 3 hurricane or larger will flood the city. There will be between 17 and 20 feet of standing water, and New Orleans as we now know it will no longer exist." —Ivor van Heerden, ...

Some 110 million U.S. households use a range–or cooktop and oven–for cooking. About two-thirds of those are powered by electricity, while one-third use natural gas or other fuels. But of the ...

A vaccine against meningococcal disease or any other disease works by generating an immune response in the body against some kind of pathogen—a virus, bacterium, or some other agent that causes the ...

Here's your chance to crack ciphers similar to those Bletchley Park's codebreakers faced during World War II. Below, we present three ciphers of different levels of difficulty, from easiest to most ...