Slovenian scientists are pioneering a clean technology that uses recyclable metals instead of harmful chemical refrigerants to power cooling.

The state Legislature should help empower every Arizona family to secure their own future against the dangers of extreme heat by upgrading their air conditioner. For far too many Arizona families, ...

The US Air Force calls it the “Frankenjet,” a stealth fighter stitched together from the parts of two F-35s wrecked in ...

Pratt & Whitney is rolling out a new additive-manufacturing repair process for PW1000G geared turbofans (GTFs) and revealed a ...

The Trump administration froze funding for a program to upgrade aging low-income housing and make it energy efficient. The ...