While wind shears in the upper atmosphere are usually vertical, they tend to be horizontal closer to the runway. Horizontal wind shears can create eddies or swirls, of air that cause turbulence. A microburst is a type of wind shear associated with a thunderstorm and caused by a current of sinking air.
Apple Music. Not to be confused with Apple Records. Apple Music is a music-streaming service, developed by Apple Inc. Users select music to stream to their device on-demand, or they can listen to existing, curated playlists.
Story highlights. 1  Amazon will offer free music-streaming on its Prime service, report says. 2  Service would be available by next month but limited to older songs. 3  Amazon would join Apple, Google, others in crowded streaming-music field.