A study suggests the EPA is greatly underestimating greenhouse-gas emissions from natural-gas production.
New inks and tools allow 3-D printing of lithium-ion technology.
UPDATE: Early Data Suggests Collision-Caused Fires are More Frequent in the Tesla Model S than Conventional Cars
When you look at collision data, the Model S looks worse than conventional cars. But it may be too early to draw conclusions.
SolidEnergy says its new battery materials store more energy and won’t catch fire.
Kateeva says its new manufacturing equipment can produce affordable displays based on organic light-emitting diodes.
A more efficient engine and composite wings that fold up will reduce fuel consumption on Boeing's 777x.
Polymer glue helps fracture-prone high-capacity batteries last through more charges.
EPA says it wants to lower the amount of ethanol oil companies are required to blend with their fuel.
Toyota says it has reduced the cost of fuel cells significantly enough to sell hydrogen cars for under $100,000.
Stanford researchers say new materials could help lower the cost of producing fuel with solar energy.