Theoretically, it’s impossible for us to perceive a 4D creature. That is, unless it broke into our three-dimensional reality.

For decades, the idea of alien life has lived somewhere between science and science fiction. From Hollywood & Bollywood films to grainy UFO footag.

Stellar plasma can smear alien radio signals before they escape their star system, making them harder for astronomers to detect.

"If a signal gets broadened by its own star's environment, it can slip below our detection thresholds, even if it's there." ...

E.T. could be phoning home — but we’re not hearing the call. A new study published in The Astrophysical Journal argues that “space weather” could be distorting incoming transmissions from ...

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

In the affluent, technocratic Alexandria Colony, people are disappearing. And witnesses are dying in grisly, mysterious ways—it all reeks of Xenomorphs. At a loss, the Hume City police call in Special ...

There is a silence in the night sky that has bothered me for as long as I can remember. ” Richard Feynman’s reflection ...

The episode begins with a cold open, in which aliens called Malcorians have discovered that Riker (Jonathan Frakes) was living among them, surgically disguised as a Malcorian. What makes this episode ...

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After setting social media abuzz by saying on a podcast over the weekend that aliens were real, former President Barack Obama said he didn't see evidence that aliens "have made contact with us." ...

Former U.S. President Barack Obama said he did not see evidence that aliens “have made contact with us,” after sending social media abuzz by saying aliens were real on a podcast over the weekend.