Atomic clocks are more accurate than those used to define the second, suggesting the definition might need to change ...

On sunny days in the Hill Country, Tom Cook taps open an app on his phone and watches the power generated from the solar panels on his roof flow to his home — and out to the state power grid. Cook has ...

Surveys routinely show that a majority of Americans agree that schools should teach about the causes, consequences, and ...

Atomic nuclei exhibit multiple energy scales simultaneously—ranging from hundreds down to fractions of a megaelectronvolt. A new study demonstrates that these drastically different scales can be ...

Californians will be able to look to the sky to see an unarmed missile as the Air Force is set to launch the Minuteman III ...