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Science
fromwww.scientificamerican.com
3 hours ago

November 2025: Science History from 50, 100 and 150 Years Ago

Gas-turbine and Stirling-cycle engines can significantly improve automobile fuel economy—about 22% and 35% respectively—compared to improved Otto-cycle engines.
Cars
fromInsideEVs
1 month ago

The Best Plug-In Hybrid Cars of 2025: PHEVs With Great Electric Range And Gas Mileage

Plug-in hybrid cars combine electric and gas power, offering flexibility and efficiency for drivers.
Cars
fromInsideEVs
1 month ago

You May Reconsider Buying A Plug-In Hybrid After Watching This

The BMW 520i proved more efficient than the 530e when the battery was empty.
Cars
fromInsideEVs
2 months ago

The Best Hybrid SUVs To Buy In 2025

Hybrids combine electric power for driving efficiency with gasoline endurance, offering a practical alternative to fully electric vehicles.
Cars
frominsideevs.com
2 months ago

The Feds Just Let Carmakers Off The Hook For Years Of Fuel Economy Fines

Car manufacturers won't face penalties for missing fuel economy targets since 2022 due to changes in regulations under the Trump administration.
Cars
fromArs Technica
2 months ago

Feds tell automakers to forget about paying fuel economy fines

Automakers face reduced motivation to improve fuel economy due to weakened federal regulations and eliminated fines.
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Alternative transportation
fromBusline News
3 months ago

BAE Systems' Electric Drive System Demonstrates High Fuel Economy In Federal Testing - Busline News

BAE Systems' Gen3 electric drive system shows remarkable improvements in fuel economy and emissions, achieving a new standard for hybrid-electric buses in North America.
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