The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...

A multimeter might look intimidating, but learning to use this simple electrician's tool will come in handy during a number of every day tasks.

Unlock the secrets to creating a sustainable power source with our step-by-step tutorial on making a free energy light bulb ...

Millions of UK households are set to see a £150 reduction on their energy bills, thanks to the Warm Home Discount scheme.

Physics and Python stuff. Most of the videos here are either adapted from class lectures or solving physics problems. I really like to use numerical calculations without all the fancy programming ...

The Warm Home Discount scheme is a one-off discount of £150 on your electricity bill between September and March. Here's ...