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James Webb telescope to investigate strongest sign of alien life
Researchers have identified a chemical in the atmosphere of planet K2-18b, a substance believed to be linked exclusively to biological…
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NASA finds traces of gas that could be a sign of life on Mars
The Curiosity rover has discovered a constant stream of methane, a known gas emitted by living things on Earth, escaping…
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Lasers and radio waves could be our first sign of extraterrestrial life
If an alien were to look at Earth, many human technologies – from cell towers to fluorescent light bulbs –…
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