Long blue shadows on the snow portend frigid days ahead in this far eastern corner of Siberia.
Published Oct 21, 2020
An astronaut captured distant and overhead views of a long plume blowing from Iraq across the Middle East.
Published Oct 11, 2020
When undular bores ripple through the atmosphere, they leave remarkable patterns in the clouds.
Published Oct 9, 2020
A nocturnal low-level jet stream brings large thunderstorms across the U.S. Midwest each summer.
Published Oct 7, 2020
The diffuse orange and green bands of light are caused by molecules in the atmosphere that have been energized by absorbing ultraviolet radiation from the Sun.
Published Oct 8, 2020