A study finds sweat bees change color with humidity due to nanostructures, not pigments, revealing new insights into nature.

Some bees change color with the weather, reveals new research. Humidity can temporarily alter the shimmering hues of certain ...

Snow covers the turning aspens on the west side of Cottonwood Pass on Oct. 3 near Buena Vista. Heavy snow fell across some parts of north-central Colorado’s mountains Tuesday, particularly the ...