Explore how a basic LED can be used as a tiny solar cell, generating measurable voltage under sunlight. This hands-on ...

Learn how to create a simple DIY LED notification light for your smartphone by repurposing an old earphone jack and an LED ...

Scientists at the University of Cambridge have developed a new way to alter complex drug molecules using light rather than toxic chemicals—a discovery that could accelerate and improve how medicines ...

Illustrating showing Thomas Edison holding graphene on the left and a man with safety goggles holding a large blue crystal on the right Crystal craze: Fortuitous experiments led to graphene in a ...