Researchers in Italy have designed a novel carbon dioxide heat pump that can work with photovoltaic-thermal energy, a finned coil heat exchanger and a U-tube borehole heat exchanger. Their experiment ...

The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets.

Maintaining your HVAC system is a key component in improving the IAQ in your building, which helps to stop the spread of ...

Despite rising labour costs, U.S. car repair costs fell three percent in 2024, a new study has found. According to CarMD’s ...

CarMD, a leading provider of information that helps drivers make better-educated decisions about their vehicle's health, today published its 2025 CarMD® Vehicle Health Index, an annual study of check ...