LND topic: uv-radiation page 1

uv radiation

Smart Skin Guard: How Tiny Tech Watches Over You

January 1, 2026

Skin can be tricky. Too much sun or dampness can cause problems. UV rays beyond level 7 and humidity above 70% can lead to skin issues. This is where clever tech comes in. Scientists created a smart device using special materials. They used a mix of CsPbCl3 and p-Si to build tiny logic gates. These

science

Hot-Spring Bacteria: Masters of Day and Night Survival

May 12, 2025

Cyanobacteria, like the hot-spring dwelling Nostoc sp. strain VKB02, have a unique way of dealing with the daily ups and downs of light and dark cycles. These tiny organisms have a built-in 24-hour clock that helps them adapt to changes in their environment. But what happens when the sun's ultraviol

health

How Nature's Colors Can Shield Your Skin From Sun Damage

March 19, 2025

The sun's ultraviolet (UV) rays pose a serious threat to skin health. They can cause sunburns and even lead to skin cancer. Most treatments today focus on easing symptoms, but there's a growing interest in finding new ways to tackle these issues. Enter xanthophylls, a group of natural pigments found

health

UV Radiation and Skin: A New Way to See the Damage

February 13, 2025

Ever wondered how the sun's rays affect your skin? Well, scientists have found a cool way to see the impact of UV radiation on our skin. They used a technique called digital holographic interferometry (DHI). This method helps us visualize how UV rays change the skin's surface and stiffness. This is

science

Sunlight's Surprising Impact on Water Pollution

February 13, 2025

Sunlight can make water pollution worse. There are chemicals called polycyclic aromatic hydrocarbons, or PAHs. They are found in water and can harm aquatic life. The problem is, when UV light from the sun hits these chemicals, they can become even more toxic. This is a big deal because we don't know

health

UV Light Boosts Cancer-Cell Delivery of Magnetic Nanoparticles

November 26, 2024

You know how cancer cells can sometimes come back after treatment? Scientists found a way to use UV light to help these tough cells produce tiny delivery containers called microparticles. These microparticles can carry tiny magnetic bits, called superparamagnetic iron oxide nanoparticles (MNPs), rig

health

Sunscreen Smarts: Debunking the Myth of Sunburning for Acne

September 15, 2024

The summer may be winding down, but the risks of sun exposure remain high. The latest social media trend claiming that intentionally getting sunburned can help treat acne or rejuvenate skin is nothing short of misleading. As dermatologists Jennifer Stein and Elizabeth Berry remind us, the sun's ultr