Project Hail Mary feels like the type of sci-fi story that features the same spirit as the best installments of Star Trek.

Project Hail Mary author Andy Weir is known for his scientific accuracy, so how does the Ryan Gosling-led film version of his ...

The fictional biologist in ‘Project Hail Mary’ claims that potential alien organisms might not be made of carbon or require water, unlike life on Earth.

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...

A documentary filmmaker sparked a discussion of advanced Martian civilizations after sharing footage that appeared to depict ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

The following is an extract from our Lost in Space-Time newsletter. Each month, we dive into fascinating ideas from around the universe. You can sign up for Lost in Space-Time here. Modern physics ...

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Life on Earth may not have started here at all. A scientist says alien intervention is unlikely but still possible, reshaping the debate on our true origins. Earth formed around 4.5 billion years ago, ...

President Donald Trump made a bizarre claim Thursday on Air Force One after being asked about a recent video clip that went viral online. The clip, in which Barack Obama said that aliens are real but ...

Former 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. During a ...