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The Astoria Borealis was an industrial accident that occurred at a Con Edison substation in Astoria, Queens, New York City, on December 27, 2018. During the incident, a 138,000 volt coupling capacitor potential device failed, resulting in an arc flash , which in turn burned aluminum , lighting up the sky with a blue-green spectacle visible for ...
A solution that has tested positive on this qualitative chemical test exhibits two distinct layers in a test tube; the upper layer (chloroform) gets blueish red to violet colour, while the layer of sulfuric acid becomes yellow to green, with greenish glow being visible.
Golden rain demonstration is made by combining two colorless solutions, potassium iodide solution and Lead(II) nitrate solution at room temperature to form yellow precipitate. During the chemical reaction, golden particles gently drop from the top of Erlenmeyer flask to the bottom, similar to watching the rain through a window.
The frozen bubble experiment. Seemingly magical videos of frozen bubbles also routinely appear online demonstrating how a normally ethereal soap bubble hardens into a lacy globe when the ...
Ionized-air glow is the luminescent emission of characteristic blue–purple–violet light, often of a color called electric blue, by air subjected to an energy flux either directly or indirectly from solar radiation.
Doritos are a revered snack for many. Now, scientists have found one of the ingredients in the triangle-shaped tasty tortilla chips has a superpower – it can make the skin of mice transparent.
Yellow skies are a natural, but rare phenomenon. For premium support please call: 800-290-4726 more ways to reach us
Lazear died 17 days after the experiment began due to complications from yellow fever. The exact origin of Carroll’s yellow fever infection, whether from the mosquito bite or prior exposure to affected patients, remains uncertain. After recovering, Caroll completed the last, official experiments of the Yellow Fever Commission. [3]