NASA awards contract for nuclear-powered rocket that could halve trip to Mars
Nuclear propulsion could cut a trip to Mars to just 3 to 4 months.
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Nuclear propulsion could cut a trip to Mars to just 3 to 4 months.
The proposal is designed to help speed the country’s transition to electric vehicles, one of the president’s signature efforts to fight climate change.
Rules would mandate 58 m.p.g. by 2032, likely prodding carmakers to sell more EVs
The National Highway Traffic Safety Administration is proposing a rule that would likely further push the U.S. vehicle fleet toward electrification.
The Biden administration on Friday proposed to increase the stringency of fuel economy requirements for new passenger cars and light trucks, as well as for heavy-duty pickup trucks and vans. This means new vehicles that are sold in the U.S. would have to get more miles to the gallon — something the administration said is…