Not only is lavender one of the loveliest and most fragrant flowers, it’s also one of the most useful. A photo essay on riffles in the sand.

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Now, the nonprofit Mill Creek Alliance is getting ready to modify the largest remaining two dams by building riffles that raise the water level over the structures. “It returns the stream not to ...

Workers this week started construction of the first of six riffles between downtown and North Grand Traverse Street, in-water work designed to improve fish habitat and create shallower ...

“Then we are told he seized two of their (soldiers) assault riffles and uniforms. So the soldiers have gone back that yesterday (Saturday) evening demanding that their riffles be returned.