The International Space Station (ISS) is humanity's most expensive object and has been in orbit for 25 years. Read its ...

Following two recalls over problematic hybrid transmission internal park module software, Ford has issued a third recall to ...

Abstract: This article proposes the supplementary application of ac component-based control to a bidirectional chopper with an auxiliary converter when the dc current flowing in the chopper is zero.

Abstract: The consumption of air conditioners accounts for nearly even more than 50% of all the loads of a building, but the air conditioner setting can be optimized within the thermal comfort range ...

You get into your car, turn the knob, brace for warmth, and get…refrigerated air. Augh. Before you assume the worst, though, take a breath. Most heater failures fall into a short, familiar list for ...

Visit us in Washington, DC and Chantilly, VA to explore hundreds of the world’s most significant objects in aviation and space history. Free timed-entry passes are required for the Museum in DC. This ...