After a colorful blaze of auroras early this week, the northern lights are back for another light show tonight, Nov. 12. Here ...

When an intense laser pulse hits a stationary electron, it performs a trembling motion at the frequency of the light field.

When you're looking at color palette options to renovate and design your space, understanding color theory concepts like hue, ...

When an intense laser pulse hits an electron at rest, the latter performs a quiver motion with the frequency of the light ...

A new study published on Oct. 20 adds a new perspective on how people can measure their carbon footprint — a carbon hoofprint ...

The sky cleared enough Tuesday night to reveal a strong geomagnetic storm whipping by Earth at millions of miles per hour, ...

This can be a problem for many reasons, because skeletal muscle is far more than the tissue that helps us move. It plays a ...

The northern lights put on a show across the sky in Maryland on Tuesday, and there is a chance they will return on Wednesday ...

Our forecast calls for 8 to 14 inches of snow in the D.C. area, and up to a foot and a half in colder spots north and west of ...