New mileage standards would double fuel efficiency

The Obama administration has finalized regulations that will force automakers to nearly double the average gas mileage of all new cars and trucks they sell in America by 2025.

Breaking the symmetry between fundamental forces

A fraction of a second after the Big Bang, a single unified force may have shattered. Scientists from the CDF and DZero Collaborations used data from the Fermilab Tevatron Collider to re-create the early universe conditions. ...

Obama calls for new truck fuel standards

US President Barack Obama on Tuesday ordered officials to start setting new fuel efficiency standards for medium and heavy trucks, wielding his executive power in the fight against climate change.

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