Focus

Aurora Borealis

Scientists at Work: Space Balloons and Charged Particles Above the Arctic Circle

Scientists at Work: Space Balloons and Charged Particles Above the Arctic Circle

Damaging Electric Currents in Space Affect Earth’s Equatorial Region, Not Just the Poles

Damaging Electric Currents in Space Affect Earth’s Equatorial Region, Not Just the Poles

What Caused Those Spectacular Northern Lights – and How You Can Catch Them Next Time

What Caused Those Spectacular Northern Lights – and How You Can Catch Them Next Time

We Know Iceland is Photogenic, but What This Photographer Captured Is Astounding (Gallery)

We Know Iceland is Photogenic, but What This Photographer Captured Is Astounding (Gallery)

9 Photos of the Most Wondrous Night Skies

9 Photos of the Most Wondrous Night Skies