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New Turbine Could Draw Energy from Ocean Currents

New Turbine Could Draw Energy from Ocean Currents

Researchers at the Okinawa Institute of Science and Technology Graduate University have developed a novel ocean current turbine which, they say, can match the efficiency of wind turbines while providing much more consistent and reliable output and taking up no land.  Read more »

Turning Carbon Dioxide into a Replacement for Concrete

Turning Carbon Dioxide into a Replacement for Concrete

A team of researchers at UCLA are developing process which would use captured carbon dioxide to make a new building material to replace concrete.  Read more »

New Wi-fi Technology Consumes 10,000 Times Less Power

New Wi-fi Technology Consumes 10,000 Times Less Power

Computer engineers at the University of Washington have developed a new Passive Wi-Fi system that is able to maintain fast data speeds while consuming one 10,000th of the power of conventional wi-fi and one 1,000th of the power of current energy-efficient technologies like Bluetooth Low Energy.  Read more »

Solar-powered Water Purification for Bangladesh

Solar-powered Water Purification for Bangladesh

A new solar-powered water purification system has been chosen for distribution to rural communities in Bangladesh.
The technology was developed by researchers at Lund University in Sweden. The water purification plants will use solar power to provide clean water to communities which are not connected to the electricity grid.  Read more »

Giant Wind Turbine Blades Could Cut Costs

Giant Wind Turbine Blades Could Cut Costs

A research team led by the University of Virginia is developing a low-cost 50 megawatt wind turbine, with 200 metre blades, for use offshore.   Read more »

Do 97% of Climate Scientists Agree about Climate Change? (Hint: It’s Many More)

Do 97% of Climate Scientists Agree about Climate Change? (Hint: It’s Many More)

Almost everyone seems to accept the often quoted claim that 97% of climate scientists agree that climate change is real and man-made – but is the figure accurate?  Read more »

The Return of the Incandescent Lightbulb?

The Return of the Incandescent Lightbulb?

Researchers at the Massachusetts Institute of Technology have found a way to modify old-fashioned tungsten-filament lightbulbs to potentially make them far more efficient than current LEDs.  Read more »

A Lithium Battery That Doesn’t Explode

A Lithium Battery That Doesn’t Explode

Researchers at Stanford University have developed a lithium battery which shuts itself down when it get too hot and turns itself back on when it has cooled to a safe level.  Read more »

Storing Energy in Undersea Balloons

Storing Energy in Undersea Balloons

A Canadian company, Hydrostor, is testing the use of giant underwater balloons to store surplus energy when the demand for electricity is low and generate electricity when demand is high.  Read more »

Carbon Capture & Storage More Expensive than Thought

Carbon Capture & Storage More Expensive than Thought

Researchers at the University of Michigan have found serious flaws in previous statements about the economics of carbon capture and storage.  Read more »