The lithium-ion battery packs that power modern electric cars are far less energy-dense than the liquid hydrocarbon fuels that power internal-combustion cars. They can't hold nearly as much energy in ...

Extremely high horsepower-to-liter ratios for naturally aspirated cars like the Honda S2000, Ferrari 458 Speciale, or, more recently, the Aston Martin Valkyrie, are inspiring works of engineering art.

Electric flux density is usually represented as the letter D. The units of electric flux density is coulombs per square meter (C/m^2). Also know as electric displacement, electric flux density is a ...

From reproductive rights to climate change to Big Tech, The Independent is on the ground when the story is developing. Whether it's investigating the financials of Elon Musk's pro-Trump PAC or ...

A new lithium metal battery without an anode achieves record-breaking energy density, potentially revolutionizing the ...

Could an electric vehicle travel from Seoul to Busan and back on a single charge? Could drivers stop worrying about battery performance even in winter? A Korean research team has taken a major step ...