A Catalyst article about what causes faults in electrical appliances and the wiring installations in homes, and why people receive electric shocks. How regulations can reduce the risk of electrical faults and electric shocks is also examined together with the use of fuses, fuse wire and modern RCDs (residual...

This Catalyst article investigates the development of better, more energy-efficient solar cells. Every minute enough sunlight strikes the Earth to power our civilisation for a year, yet less than 1% of global energy generation is provided by solar energy. Solar cells convert sunshine directly to electricity, but to...