At CES, Ford shows a concept for increasing the amount of solar power a car can generate.
Advances in LEDs and lithium-ion batteries have produced some unusual new flashlights.
Investments in energy start-ups can count as charitable grants. Could this funding approach help get new technologies to market?
Routing gas around Europe using the same decentralised control techniques developed for the internet could reduce the way energy crises cascade, say network and complexity theorists.
Technology from Envia that was supposed to cut EV battery costs in half doesn't actually work.
Sure, lithium-ion batteries have risks, but so do gasoline-powered cars.
A study suggests the EPA is greatly underestimating greenhouse-gas emissions from natural-gas production.
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.
A more efficient engine and composite wings that fold up will reduce fuel consumption on Boeing's 777x.
EPA says it wants to lower the amount of ethanol oil companies are required to blend with their fuel.