Graphene gets bright: World's thinnest lightbulb developed

Led by Young Duck Kim, a postdoctoral research scientist in James Hone's group at Columbia Engineering, a team of scientists from Columbia, Seoul National University (SNU), and Korea Research Institute of Standards and Science ...

Researchers develop low-cost, 'tunable' window tintings

Technology developed by the University of Cincinnati and industry partners can do something that neither blinds nor existing smart windows can do. This patent-pending research, supported by the National Science Foundation, ...

Researchers develop elegant plasma pressure diagnostic method

Could the mundane action of switching on an energy saving light bulb still hold secrets? It does, at least for physicists. These bulbs are interesting because they contain low-temperature plasma - a gas containing charges ...

One billion people still live without electricity

A single light bulb greatly simplifies a family's daily life, enabling family members to carry out various activities indoors. The children do their homework, and the mother sews or prepares dinner. Indoor lighting also makes ...

Thomas Edison's 'lost' idea: A device to hear the dead

One of Thomas Edison's little-known ambitions was to build a device to hear the voices of the dead, according to a nearly lost chapter of the inventor's memoirs which is being republished in France this week.

Breakthrough in OLED technology

Organic light emitting diodes (OLEDs), which are made from carbon-containing materials, have the potential to revolutionize future display technologies, making low-power displays so thin they'll wrap or fold around other ...

Review: Three ways to control your lights at home or away

Home automation seems to be one of those tech industry snowballs that's starting to roll downhill. The 2015 Consumer Electronics Show was packed with new ways to control your home environment.

Video: Solar power from energy-harvesting trees

Scientists at VTT have developed a prototype of a tree that harvests solar energy from its surroundings - whether indoors or outdoors - stores it and turns it into electricity to power small devices such as mobile phones, ...

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