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Cosmic ray visual phenomena, or light flashes ( LF ), also known as Astronaut's Eye, are spontaneous flashes of light visually perceived by some astronauts outside the magnetosphere of the Earth, such as during the Apollo program. While LF may be the result of actual photons of visible light being sensed by the retina, [1] the LF discussed here ...
Health threats from cosmic rays are the dangers posed by cosmic rays to astronauts on interplanetary missions or any missions that venture through the Van-Allen Belts or outside the Earth's magnetosphere. [ 1][ 2] They are one of the greatest barriers standing in the way of plans for interplanetary travel by crewed spacecraft, [ 3][ 4][ 5] but ...
Spatial hearing loss. Spatial hearing loss refers to a form of deafness that is an inability to use spatial cues about where a sound originates from in space. Poor sound localization in turn affects the ability to understand speech in the presence of background noise. [ 1]
Music video. "What Makes You Beautiful" on YouTube. " What Makes You Beautiful " (often abbreviated as WMYB) is a song by English-Irish boy band One Direction. It was their first single and also served as the lead single from their debut album, Up All Night (2011). Written by Savan Kotecha and producer Rami Yacoub, the song was released by Syco ...
Website. onedirectionmusic .com. One Direction, often shortened to 1D, are an English-Irish pop boy band formed in London in 2010. The group is composed of Niall Horan, Liam Payne, Harry Styles, Louis Tomlinson, and, until 2015, Zayn Malik. They became one of the best-selling boy groups of all time before going on an indefinite hiatus in 2016.
Ray (optics) Rays and wavefronts. In optics, a ray is an idealized geometrical model of light or other electromagnetic radiation, obtained by choosing a curve that is perpendicular to the wavefronts of the actual light, and that points in the direction of energy flow. [ 1][ 2] Rays are used to model the propagation of light through an optical ...
Composition. "Story of My Life" is an acoustic folktronica song with indie folk elements. [ 1][ 5] It runs for a total of four minutes and five seconds. Idolator compared the song to the works of Ed Sheeran, Coldplay, and Mumford & Sons. [ 1][ 4] The song is written and recorded in E-flat major.
Perfect (One Direction song) " Perfect " is a song by British-Irish boy band One Direction. Released on 16 October 2015 as the second single from their fifth studio album, Made in the A.M., it debuted at number one in Ireland, and reached the top 10 in several countries, including the United Kingdom, United States, France, New Zealand and ...