As the nights grow longer and the air turns crisp, summer in the northern hemisphere may be coming to a close as a mesmerizing natural phenomenon begins to take center stage in the northern skies. The ...

In 4 B.C., Aristotle identified the three-chambered organ as the center of vitality. The heart served a dual purpose: breathing physical life and something more spiritual. By the second century, Greek ...

Aurora borealis is a phenomenon caused by electrically charged particles from space entering Earth’s atmosphere. When those particles collide with gases like oxygen and nitrogen, it gives them energy.

This edition of the northern lights is brought to you by a pair of coronal mass ejections that erupted on New Year's Day.

The Northern Lights, otherwise known as Aurora Borealis, will be visible across multiple states in the U.S. on April 15 and 16, 2025. The National Oceanic and Atmospheric Administration has an "Aurora ...

CC0 Usage Conditions ApplyClick for more information. Auroras emit swirling hues in the sky, mesmerizing spectators with their bands of color. Different hues come from different gases—for instance, ...

Planning on seeing the northern lights this year? Here's what you can expect from the upcoming season fueled by heightened solar activity. When you purchase through links on our site, we may earn an ...