Many communities in Arizona, Michigan, Illinois, New York and across North America are experiencing poor air quality due to ...

A wildfire on the Grand Canyon’s North Rim has destroyed the historic Grand Canyon Lodge and other structures.

A historic lodge on the Grand Canyon's North Rim has been destroyed by a fast-moving wildfire, the park said Sunday.

Generally, high-level features provide more geometrical information compared to point features, which can be exploited to further constrain motions. Planes are commonplace in man-made environments, ...

Sunscreen protects you from premature aging and skin cancer by absorbing the sun's UV rays. Learn about sun protection, including tips.

Underwater operations frequently encounter turbid environments, where light absorption and scattering by suspended particles degrade image quality by causing color distortion, uneven brightness, and ...