Stellar Wind: The Invisible Force Shaping Space and Stars
Stellar wind, often called “star wind,” is a continuous flow of charged particles ejected from the outer layers of a star. Though invisible to the human eye, this powerful stream…
Posted inDanger Global Challenges Public Health
Radiation Storms: Invisible Tempests from Space
A radiation storm is a powerful space-weather event caused by intense bursts of energetic particles released by the Sun. Unlike hurricanes or lightning storms, radiation storms are invisible to the…
Posted inPublic Health Smart & Healthy Space Weather
Magnetic Storms: What They Are and How They Occur
Magnetic storms, also known as geomagnetic storms, are large disturbances in Earth’s magnetic field caused by solar activity. These storms occur when charged particles from the Sun — carried by…
Posted inDanger Public Health Space Weather
How Space Weather Affects Human Health and Technology
Space may seem distant, but the forces that unfold there can have a real impact on life here on Earth. Space weather — the dynamic activity of charged particles, radiation,…
Posted inPublic Health Space Weather
How Space Affects Biological Rhythms
Human beings are adapted to life on Earth, where biological rhythms are synchronized with the 24-hour day-night cycle. These rhythms, known as circadian rhythms, regulate sleep, hormone production, metabolism, and…
Posted inGlobal Challenges Public Health Space Weather
The Effects of Cosmic Radiation on Human Health
Cosmic radiation refers to high-energy particles originating from outer space that travel at nearly the speed of light. These particles include protons, electrons, and atomic nuclei, and they come from…