The most fuel-efficient hybrid cars get combined mpg ratings ... but many are taking advantage of better modern motors and batteries to gain a performance edge over their purely gas-fueled ...

By Mark Walker The newly confirmed transportation secretary, Sean Duffy, signed an order on Tuesday seeking to roll back key fuel economy standards set by President Joseph R. Biden Jr. The order ...

When the power is out for some reason, we have to resort to a generator for running the crucial appliances. But a generator running for a long time can consume a lot of energy and money To optimize ...

Newly appointed Transportation Secretary Sean Duffy ordered a rewrite of more stringent US fuel-economy rules, following through on one of President Donald Trump’s first directives after he ...

Duffy ordered the federal agency in charge of fuel economy standards to reverse them as soon as possible. The standards have been in place since the 1970s energy crisis and were intended to ...

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise.

Duffy ordered the federal agency in charge of fuel economy standards to reverse them as soon as possible. The standards have been in place since the 1970s energy crisis and were intended to ...

Our opinions are our own. The best credit card is one that's best aligned with your specific needs. NerdWallet's credit card experts have reviewed and rated hundreds of options for the best credit ...