With over 10 years’ experience writing about consumer affairs, Sarah leads on energy content at Which?, helping customers navigate the market and exposing poor practice. How can I maximise profit from ...

Installing solar panels should help lower your electricity bills and your carbon footprint in the long term, but exactly how long will it take before they pay for themselves and start earning you ...

A few years ago, solar power became the “cheapest electricity in history”, but it still lacked the ability to meet demand 24 hours a day and 365 days a year. Since then, there have been significant ...