The sun typically goes through regular cycles of increased and decreased activity, but in recent years, it hasn't been ...

Astronomers traced a mysterious 'scar' of ionized gas around the solar system to two stars that had a close flyby with our ...

Companies are coming up with plans to block out the sun - Private companies are jumping into the race to deploy particles to ...

A faint, irradiated streak carved into nearby interstellar clouds is giving astronomers their clearest evidence yet that two ...

NASA’s Parker Solar Probe has slipped closer to the Sun than any spacecraft in history, and its latest flyby has now delivered the most intimate images ever captured of our star. The new views do more ...

In a surprising turn of events, the Sun is entering a phase of heightened activity years ahead of schedule, defying official predictions and leaving scientists scrambling to understand what’s behind ...

After weeks of reduced activity, the sun erupted with three powerful flares on a single day. That could send solar flares toward Earth, impacting electronics and making it possible to view the ...

Radiation levels at airline flight altitudes briefly reached levels that could be potentially harmful to pregnant women. When you purchase through links on our site, we may earn an affiliate ...

UV (ultraviolet) radiation is the primary risk factor of skin cancer, including melanoma. And while most cases are tied to the UV exposure we get from the Sun, tanning beds pose a clear risk as well.

Why you still need sunscreen during the winter - Harmful UV rays that lead to skin aging and deadly cancer can still reach you on a cloudy winter day ...