How much do you know about friction? Jennifer R. Vail's charming, if sometimes technical, "biography" of the force showcases ...

A new high-resolution map of distant galaxies may help scientists understand a mysterious invisible substance that helps hold the universe ...

Dark energy remains one of the most stubborn puzzles in modern science. Despite decades of observation and increasingly powerful telescopes, its true nature is still unknown. Now, scientists involved ...

In late December, Xcel Energy shut off power to a vast swath of the Front Range, plunging Betty Devine and her best friend Beatrice Bell into darkness. Devine has purple hair, a new look for the ...

From cosmic collisions to which planet would make the worst roommate, no topic is out of orbit when it comes to Dr. Neil ...

Scientists watched a solar flare grow from tiny magnetic sparks into a violent plasma-raining avalanche on the Sun.

Astronomers use the term dark energy to refer to energy in the universe that is unaccounted for by ordinary matter but ...

The six-year Dark Energy Survey has released its full results, showing that two leading models of cosmology are equally valid ...

Instead of ignoring the craving, dietitians opt for snacks that deliver chocolate flavor while also supporting fullness and energy.

As outages continue across western North Carolina in the wake of this weekend's ice storm, Duke Energy is issuing a scam warning.

Six years of Dark Energy Survey observations combine four cosmological probes to refine measurements of cosmic expansion, dark energy behavior, and matter clustering across billions of years.

Dark energy is still one of the greatest cosmic mysteries. For all the time, money and telescopes that humanity has used to ...