From youtube: UV at ground level is non-ionizing but it damages DNA and causes photoaging - how? Also, it turns out glass doesn't block all UV (specifically UVA passes through). This is something I learned... continue reading

posted by nanrod 5 years 8 months ago • 383 views • 4:46

"Scorpions normally blend into their habitat, but shining a UV light on them results in a stunning sight..."

posted by ant 7 years 8 months ago • 12 views • 56 secs

Ultraviolet diving, fluorescent diving, or "flo-diving", is becoming increasingly popular, for the simple reason that it can be a spectacular experience. Underwater Kinetics' tech expert Dr. Fred Fischer... continue reading

posted by newtboy 7 years 11 months 1 week ago • 24 views • 5:06

This thing can see in the UV and IR spectrum? It punches as hard as a .22 bullet? It is clearly the precursor to the Predator, I can only hope it never evolves to come on land.

posted by Mordhaus 1 decade 11 months 1 week ago • 488 views • 1:39