They are more efficient than gas boilers and can use electricity generated from increasingly clean sources, as wind and solar power replace polluting fossil fuels. But have courted controversy for ...

However, it’s important to note that the cost of waste heat would be significantly lower than purchasing traditional energy sources like gas or electricity, while also negating the need to invest in ...

The Energy Secretary seems out-of-step with Downing Street and has been tipped for the chop, but remains highly popular among Labour members ...