Scientists with the Department of Energy have designed a new type of battery that they say outpaces the ubiquitous lithium-ion batteries in flammability, cost, and ability to hold a charge.
Researchers at Northwestern predict a battery that will have 10 times the capacity and charge 10 times faster, while Argonne National Laboratory predicts a cell phone that can charge in a minute.
Researchers at Northwestern University redesign the lithium ion battery to charge faster and increase energy capacity, paving the way for better battery performance on our gadgets.
Much cheaper, longer-range electric cars are on the way if Japan's Sekisui Chemical claims are realized in 2015.
The Copenhagen Wheel from startup Superpedestrian helps accelerate a cyclist going uphill, charging its battery with energy stored while braking and descending.
Mimoco, known for its adorable licensed-character USB sticks, has taken to Kickstarter with a new character-based gadget: a 5200mAh backup smartphone battery.
Avoid replacing your Roomba's expensive battery and keep it vacuuming longer with these handy tips.
Shin-Etsu Chemical plans to begin mass production, in three to four years, of material that would enable one-week battery life.
One of the smallest batteries ever, this tiny lithium-ion can store enough juice to power tiny robots or medical implants.
Researchers at Harvard have created a 3D-printing nozzle smaller than the width of a human hair to make microscopic lithium-ion batteries.