If aliens are out there, why haven’t we heard from them? That’s the question at the center of Pop Mech’s new story, “Aliens Probably Exist—But They’re Staying Silent For a Reason, NASA Scientist ...

Americans are becoming more open to the idea that aliens have visited Earth, according to a series of polls that show belief in alien visitation has been steadily on the rise since 2012. Moreover, ...

Is there an Outer SpaceX? With 3I/ATLAS set to fly by Earth in just over a week, experts continue to speculate over its origins. Harvard Scientist Avi Loeb believes that if aliens, the comet wouldn’t ...

Matt Dinniman introduced his series about an alien reality TV show free on the web. But readers ate up the goofy humor, now to the tune of 6 million books sold. By Alexandra Alter Alexandra Alter ...

Here are the year’s most notable picture and middle grade books, selected by our children’s books editor. Credit...Photo illustration by Sebastian Mast Supported by By Jennifer Krauss Jennifer Krauss ...

Jeff Hoffman has floated in the vacuum of space. He’s looked down at our planet from above, seen the whorls of clouds, the vast oceans, and the crowded cities as webs of light. Over five missions -- ...

A check mark. It indicates that the relevant content has been reviewed and verified by an expert Our stories are reviewed by medical professionals to ensure you get the most accurate and useful ...

A check mark. It indicates that the relevant content has been reviewed and verified by an expert Our stories are reviewed by medical professionals to ensure you get the most accurate and useful ...

With next-generation telescopes, tiny space probes, and more, scientists aim to search for life beyond our solar system—and make contact. Propelled to a fifth the speed of light by a laser beam more ...

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