SAN JUAN, Puerto Rico (AP) — A vast cloud of Sahara dust is blanketing the Caribbean as it heads to the U.S. with a size and concentration that experts say hasn’t been seen in half a century. Air ...

Add Yahoo as a preferred source to see more of our stories on Google. Imagine driving down a desert highway on a bright summer afternoon when suddenly, the horizon disappears behind a towering wall of ...

Think the Amazon rainforest and the Sahara Desert are worlds apart? Think again. Scientists have only recently discovered the full scope of this incredible connection. 7 million tons, or 15% of the ...

A heavy dust storm swept across Libya on Tuesday, reducing visibility, forcing the temporary suspension of flights at two ...