Solar panels and wind turbines increasingly dot the landscape, but the future of clean energy may well depend on how smoothly ...

Engineers have long battled a problem that can cause loud, damaging oscillations inside gas turbines and aircraft engines: ...

Researchers have created an optical device that can generate both electric and magnetic vortex-ring-like light patterns.

This story has been edited to correct an error. Judah Cohen is affiliated with the Massachusetts Institute of Technology. Our old wintertime friend the polar vortex ...

With over 170 million Americans facing below-average temperatures, even colder air may be on the horizon thanks to the displacement of the polar vortex that will lock in the feel of winter and park ...

Michigan is experiencing frigid temperatures and heavy snow due to a dip in the jet stream, not the polar vortex. The polar vortex is a large-scale cyclone of cold air that typically stays far north ...

Automakers have launched many series of engines meant to offer greater performance or efficiency than their predecessors. Chevy's Vortec line, which includes General Motors' vortex technology, boosted ...

Don't be fooled by the string of uneventful weather — the polar vortex is rebooting and will take another swing, or several, at the greater Philadelphia region, leading to a turbulent weather pattern ...

Snow season has gotten off to a fast start across swaths of the northern United States this year. Fueled in part by an unusually early disruption to the polar vortex — which is now easing — 18 states ...

BRUSSELS—The European Union proposed watering down rules that would have effectively banned the sale of new combustion-engine cars in the bloc from 2035, after heavy pressure from the automotive ...

The European Union is set to propose softening emissions rules for new cars, scrapping an effective ban on combustion engines following months of pressure from the automotive industry. The proposal ...

A proposal to revise an E.U. law requiring carmakers to stop producing combustion engines by 2035 would offer some relief to automakers, but it sets back the region’s climate goals. By Patricia Cohen ...