Just as car engines have flat-plane and cross-plane crankshafts like the Ford Voodoo and Coyote engines, respectively, there are also two types of smaller engines: horizontal and vertical shaft.

This pioneering Aussie VTOL inspired by the 130-year-old box kite concept is getting a dedicated cooling system for its fuel cells from a Formula One expert ...

HDT's Deborah Lockridge on how the trucking industry has moved toward 'vertical integration' over the past 25 years.

Instead of returning thousands of links from a query, as is common on a general-purpose search engine such as Google and Yahoo!, vertical search engines deliver more relevant results to the user.