Cheap LEDs: buyer beware

Cheap LEDs: buyer beware

Potentially fatal LED lamps have been seized at UK borders as authorities try to protect consumers from hazardous products. Emma-Lily Pendleton reports on the real cost of cheap LEDs.

How LEDs can help fight light poverty

How LEDs can help fight light poverty

Reliance on kerosene lamps is keeping millions in West Africa trapped in poverty, but solar-powered LEDs could help. Emma-Lily Pendleton reports.