The new Alien film has enraged many with the re-appearance of an actor from the 1979 original – brought back from the dead using digital trickery. Is such anger justified? The latest film in the Alien ...
Alien life could take many different forms, but one possibility is captivating scientists: alien "plants". What would they look like? And how could we find them? On the Orion arm of the Milky Way ...
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