Which US rocket companies achieved the most during 2025? Once again, Ars Technica is here to provide some answers in the form ...

Freeze plugs prevent engine coolant from leaking out. One of the first signs that they'll need to be replaced is often a ...

Shocking bodycam video shows Ohio shoplifting suspect pulling gun on police officer Americans can’t believe how rich they are Winter weather warning as 40 inches of snow to hit—travel "impossible" ...

EU sets 90% car CO2 emission reduction target for 2035 EU's EV policy shift may benefit Chinese automakers Comes after Ford takes $19.5 bln charge, retreats from EVs Analysts say picture more nuanced ...

STRASBOURG, Dec 16 (Reuters) - The European Commission is set to backtrack on the EU's planned ban on new combustion-engine cars from 2035 by allowing continued sales of some non-electric vehicles ...

Beehive Industries announced on 8 December that it had completed high-altitude testing for its 200 lbf Frenzy engine. “The high-altitude test campaign, conducted at a government test facility in Ohio, ...

Pictured is a Bell photo of the company's V-280 Valor, the basis for the Army's future MV-75. Rolls-Royce's testing of the AE 1107F engine for the U.S. Army MV-75 Future Long Range Assault Aircraft ...

The groups say the agency did not adequately consider the risks of authorizing the hunt for new oil reserves. Conservation and Indigenous groups are suing the Interior Department to block new oil ...

Engine developer Everllence has adapted a four-stroke methanol auxiliary engine to run off ethanol. The tests took place at the company’s facilities in Frederikshavn, Denmark. It comes as shipowners ...