Cosmic rays, mostly protons, hit Earth’s atmosphere at varying energy levels. They are ionizing radiation and can cause damage to biomaterial. Most come from within our galaxy, but the most energetic come from outside and provide insight into the wider universe. Cosmic rays are tiny particles, mostly protons, that strike the Earth’s atmosphere at various […]
Ultraviolet rays are part of the electromagnetic spectrum and have both positive and negative effects on humans and other organisms. Overexposure can lead to health problems such as skin cancer and cataracts. UV rays are used in medical therapy, industrial and commercial applications, and can be filtered by natural substances such as the ozone layer. […]
UV rays can cause skin and eye damage, including sunburn, skin cancer, and blindness. Lighter-skinned people are more at risk, and even bouncing UV rays off surfaces like sand or snow can cause damage. Pterygium, a growth on the eye, can also occur. Many people have heard that they should protect themselves from excessive exposure […]
