Mankind must decide how it’s going to deal with contact with extraterrestrials — and time could be running out, one expert warned — after he sounded the alarm that an incoming int…{ai:summary}<p>Please paste the article text or share a link, and I’ll summarize in two brief NY Post–style paragraphs (under 280 chars) with one relevant hashtag.</p>

Scientist challenges world leaders over mystery comet he fears could be alien probe — but time is running out

Loading...