Though sun halos can happen year-round, they are especially noticeable in the winter when ice-filled cirrus clouds are more common.

Ancient stone tools that were discovered in the Tunel Wielki cave in Poland around 50 years ago have been re-examined and ...

Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Energy Secretary Chris Wright discusses the cost of energy for Americans on 'America Reports.' ...