A new study suggests that a tiny, icy world beyond Pluto harbors a thin, delicate atmosphere that may have been created by volcanic eruptions or a comet strike. Just 300 miles (500 kilometers) or so across, this mini Pluto…

Top Gulf official offers glimmer of hope on Trump-Iran nuclear talks as threat of war hangs over region
DUBAI, United Arab Emirates — A senior United Arab Emirates official says he is cautiously optimistic about negotiations between the United States and Iran, citing
