Search results
Results from the WOW.Com Content Network
The length of polar night varies by latitude from 24 hours just inside the polar circles to 179 days at the poles. As there are various kinds of twilight, there also exist various kinds of polar twilight that progress towards true polar night. Each kind of polar night is defined as when it is darker than the corresponding kind of twilight.
This page lists recordings of Wikipedia articles being read aloud, and the year each recording was made. Articles under each subject heading are listed alphabetically (by surname for people). For help playing Ogg audio, see Help:Media. To request an article to be spoken, see Category:Spoken Wikipedia requests.
Main page; Contents; Current events; Random article; About Wikipedia; Contact us; Pages for logged out editors learn more
During the six-month polar night, air temperatures can drop below −73 °C (−99 °F) and blizzards are more frequent. Between these storms, and regardless of the weather for wavelengths unaffected by drifting snow, the roughly 5 + 3 ⁄ 4 months of ample darkness and dry atmosphere make the station an excellent site for astronomical ...
Midnight sun at the North Cape on the island of Magerøya in Norway. Midnight sun, also known as polar day, is a natural phenomenon that occurs in the summer months in places north of the Arctic Circle or south of the Antarctic Circle, when the Sun remains visible at the local midnight.
'The Night Before Christmas' reading is a tradition in the Woodward household. Brad (left) has been reading the book to his children for over 20 years. Sam (right) was the first to hear the story ...
Noctilucent clouds (NLCs), or night shining clouds, [1] are tenuous cloud-like phenomena in the upper atmosphere of Earth. When viewed from space, they are called polar mesospheric clouds (PMCs) , detectable as a diffuse scattering layer of water ice crystals near the summer polar mesopause .
The book opens with a prelude, with careful illustrations, Peter Sís sets the stage for the story by laying the groundwork of what the world was like during Galileo's era; scientifically, and religiously. He introduces the reader to the then accepted ideology of the Ptolemaic system, which stated that the Earth was the center of the Solar ...