Steve covers military aviation, missiles and space for the Aviation Week Network, based in Washington. Born in a U.S. Air Force family, he grew up on military bases around the world and came to ...

Heterogeneous catalysis is a type of catalysis in which the catalyst occupies a different phase from the reactants and products. This may refer to the physical phase — solid, liquid or gas ...

A smart TV makes your life easier with its modern and convenient features, but it requires a suitable antenna. The WeGuard HD TV is a typical example. For example, compared to Standard Definition ...