The phenomenon is also known as a "mountain spectre" because it most commonly occurs when an observer stands at a higher altitude on a mountain and sees their shadow cast on a cloud at a lower altitude. A Brocken spectre, on the other hand, can occur in any setting when an observer's magnified (and seemingly enormous) shadow is cast in mid air against any type of cloud … [Read more...] about When Your Shadow Is Cast Upon A Cloud In Opposition To A Powerful Light Source, This Rare Optical Sight Known As “Brocken Spectre” Occurs
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An International Team Confirms the Source of Waxy Substances Found on Beaches
Rare rock-like clumps have long washed up on beaches around the world. The waxy substance known as ambergris is prized for its use in the perfume industry and sought after on black markets for its alleged medicinal properties. An international team of scientists has now confirmed the icky origins of these intriguing lumps through DNA analysis. This one might require you to … [Read more...] about An International Team Confirms the Source of Waxy Substances Found on Beaches