Heating and cooling equipment multinational Johnson Controls has developed an air source heat pump prototype that can operate in temperatures below -20F (-29C) as part of the US Department of Energy’s ...

It is well known that one significant capability gap in the People’s Liberation Army Navy (PLAN) is an effective anti-submarine warfare (ASW) helicopter, but the Z-20F will soon fill that hole. Photos ...

For January 2026, the Therm-a-Rest Parsec has received a significant upgrade that elevates its performance, design and eco credentials to a more premium level. US brand Therm-a-Rest are one of the ...

Lennox Residential HVAC has launched an extreme cold climate heat pump that warms a house with low global warming potential (GWP) refrigerant in temperatures as low as -20F. It’s called the Dave ...

The US military configured the AGR-20F APKWS rocket to shoot down unmanned aerial systems as a cost-saving measure. US Air Force F-15E Strike Eagle fighter jets are now able to use a specialized ...