"However UV can still get through some cloud, so it's not just about the cloudless days. "Sand and water are also good ...

Neewer made its Q6 outdoor flash, with 600Ws output, available for pre-order. It's made to overpower even midday sunlight.

Sudan's notorious paramilitary Rapid Support Forces and its allied militias have rampaged through the country's largest camp ...

The NSO described the sun as "a plasma laboratory right on our doorstep" and said that the VTF's image gives promise that with time, the telescope will help scientists better predict when powerful ...

The 16-member panel of Republican and Democratic legislators, state officials and a handful of appointees from both parties ...