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Mar 23, 2017 · The aliens living on Earth look very similar to humans. They have a head, two eyes, a mouth, two legs and two arms. They regularly study humans and take sperm, DNA and other bodily samples. The aliens may be trying to manipulate human genetics in order to create artificial mutations.
While astronomers have identified a few possible candidates for where life might conceivably exist elsewhere in the Universe, along with the odd mysterious signal, there is yet to be any concrete...
Dec 13, 2016 · The Big Questions. Are Humans the Real Ancient Aliens? A recent research paper suggests that terrestrial-style biology may be rare, and Earth may be among the first examples of a planet able to...
- Senior Astronomer at The SETI Institute
Jan 18, 2021 · January 18, 2021. Encountering aliens would be surprising; the fact that we haven’t yet heard from any is perhaps even more so. Illustration by Paul Sahre. On October 19, 2017, a Canadian ...
Sep 10, 2021 · Sep 10, 2021. Article. Do aliens exist? Extraterrestrial life has never been discovered, but that doesn’t mean it doesn’t exist. At NASA, astrobiologists like Lindsay Hays are trying to answer one of the most profound questions ever: Is there life beyond Earth? Do Aliens Exist? We Asked a NASA Scientist. Watch on. Do aliens exist?
Nov 25, 2023 · It seemed possible humans would master space travel and explore the cosmos. So why, he asked, is there no compelling scientific evidence that extraterrestrials have visited Earth?
May 20, 2022 · There is no doubt unexplained phenomena have been observed, such as in footage obtained by navy pilots (above) showing fast moving airborne objects. But the leap to aliens requires far more ...
