đ sky
Thereâs Something Weird Going On With the Northern Lights
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2024's summer solstice is Earth's earliest since 1796
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Centrum BadaĹ Kosmicznych PAN / Space Research Centre PAS
facebook.comNevertheless, all the projects listed above are lumped together under the general term âactive SETI,â also called METI â meaning attempts to send messages out , as opposed to SETI, which listens for possible messages coming in .
The case for stopping efforts to contact aliens
The art on this side of the plate, which will seal an opening of the vault on NASAâs Europa Clipper, features waveforms that are visual representations of the sound waves formed by the word âwaterâ in 103 languages. (Credit: NASA/JPL-Caltech)
Apart from these deliberate attempts at communication, radio waves from our transmitters have been leaking out into space in all directions since the early 1930s.
The case for stopping efforts to contact aliens
Pioneer plaque
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