Decreasing solar activity could make the journey to Mars and back riskier for astronauts, a new study warns. The sun's magnetic field acts as a barrier to high-energy galactic cosmic rays, which ...

An explosion from the sun blasted radiation into space, reaching the Earth, Mars, and the moon in 2021. These particles cannot harm humans on Earth, but they may harm people in space, research shows.

While scientists have known for a century that ionizing radiation can cause cancer, modern srudies strive to uncover potential negatives of radiation across the spectrum. A corny German commercial ...

A potent follow-up solar flare, which occurred Friday (Jan. 27, 2012), just days after the Sun launched the biggest coronal mass ejection (CME) seen in nearly a decade, delivered a powerful radiation ...

Weather forecasts usually include a UV index, a measure of the intensity of ultraviolet radiation from the sun. The higher the number, the greater the risk to people. Most of the radiation that ...

Imagining every drop of Earth’s water hurled into the Sun sounds like a last-ditch cosmic fire extinguisher, but the physics ...

In a pioneer study, the ovaries of women in the late reproductive age range (30-40) were discovered to secrete more of the AMH hormone during the summer, likely due to increased exposure to ...

A recent study led by researchers at the University at Albany finds that exposure to sustained sunny, hot and humid weather can trigger and increase symptoms of mental health disorders. The study ...