Physical Science







The Earth and Space Dust

Professor Nalin Chandra Wickramasinghe is considered the world’s leading authority on the “theory of Panspermia” and is also known for his contributions toward the “theory of cosmic dust” – stating that life on earth originated in the deepest part of…
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Plossl Power Review

Plosslscan be considered as the work horses of the eyepiece world, very prevalent, hard working and versatile. Plossl refers to the way in which the eyepiece is designed, traditionally only 4 or 5 lenses are used which minimises any aberrations…
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Pentax Xw Review

Pentax have long been synonymous with quality and as with anything else in this world quality does have it’s price. In the XW 14mm’s case it’s a rather hefty £250 price tag. That may seem an extortionate amount to pay…
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