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Speculative evolution is a subgenre of science fiction and an artistic movement focused on hypothetical scenarios in the evolution of life, and a significant form of fictional biology. [1] It is also known as speculative biology [ 2 ] and it is referred to as speculative zoology [ 3 ] in regards to hypothetical animals . [ 1 ]
The Wow! signal represented as "6EQUJ5". The original printout with Ehman's handwritten exclamation is preserved by Ohio History Connection. [1]The Wow! signal was a strong narrowband radio signal detected on August 15, 1977, by Ohio State University's Big Ear radio telescope in the United States, then used to support the search for extraterrestrial intelligence.
The Kardashev scale is a speculative method of measuring a civilization's level of technological advancement, based on the amount of energy a civilization is able to utilize. [ 11 ] The Drake equation is a probabilistic framework used to estimate the number of active, communicative extraterrestrial civilizations in the Milky Way galaxy .
It contains Barlowe's visualizations of different extraterrestrial life forms from various works of science fiction, with information on their planetary location or range, biology, and behaviors, in the style of a real field guide for animals. It was nominated for an American Book Award and for the 1980 Hugo Award for Best Related Work.
A Columbia University professor has introduced an unusual theory — that humans have yet to discover alien life because it could be woven into the fabric of the universe and even physics itself ...
Grey-skinned (sometimes green-skinned) humanoids, usually 1 m (3.3 ft) tall, hairless, with large heads, black almond-shaped eyes, nostrils without a nose, slits for mouths, no ears and 3–4 fingers including thumb. Greys have been the predominant extraterrestrial beings of alleged alien contact since the 1960s. [5] Hopkinsville goblin [6] [7] [8]
Scientists have cooked up the "alien haze" of distant planets, in an effort to help with the search for alien life. The haze is a simulation of the hazy skies that appear on water-rich exoplanets ...
To figure out what this depletion would look like, Catling and his team devised an energy expedition to an advanced civilization at around 10 times what’s expected to be humanity’s energy ...