The saga of Avi Loeb's alien materials claim continues. Loeb claims that small balls found at the bottom of the ocean are alien in nature and are made of materials not found anywhere in our solar ...

The first unmistakable signal from another intelligence may not be a cheerful greeting. A growing group of researchers is arguing that our inaugural contact is more likely to be a distress call, the ...

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In 1967, astronomers thought they had finally heard from the neighbors. They intercepted a signal so regular and precise it seemed impossible for it to be natural. But the excitement didn’t last.