If 3I/ATLAS isn’t an alien probe, why is it silent on radio signals but rich in methane from another star system?

If 3I/ATLAS isn’t an alien probe, its discovery may be even more important. Scientists detected no radio signals from the ...
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NASA is still keeping the Voyager probes alive with ancient code – but the engineers who built them are disappearing

Some of the software dates back to the 1970s, and maintaining it is becoming increasingly tricky ...