Extraterrestrial Life

We caught a view of comet 3I/ATLAS from Mars

We caught a view of comet 3I/ATLAS from Mars

We caught a view of comet 3I/ATLAS from Mars

What if aliens exist—but they’re just hiding from us?

What if aliens exist—but they’re just hiding from us?

What if aliens exist—but they’re just hiding from us?

Alien life might be able to eat cosmic shrapnel from dying stars

Alien life might be able to eat cosmic shrapnel from dying stars

Alien life might be able to eat cosmic shrapnel from dying stars

The best evidence yet for ancient alien life on Mars

The best evidence yet for ancient alien life on Mars

The best evidence yet for ancient alien life on Mars

Did aliens build these ancient sites? Here's why some people think so.

History & Culture

Did aliens build these ancient sites? Here's why some people think so.

Did aliens build these ancient sites? Here's why some people think so.

Are we alone? Earth’s giant new telescope could finally tell us.

Are we alone? Earth’s giant new telescope could finally tell us.

Are we alone? Earth’s giant new telescope could finally tell us.

The legend of Area 51—and why it still fascinates us

History & Culture

The legend of Area 51—and why it still fascinates us

The legend of Area 51—and why it still fascinates us

Is there really alien life on this exoplanet? We asked 10 experts.

Is there really alien life on this exoplanet? We asked 10 experts.

Is there really alien life on this exoplanet? We asked 10 experts.

Are we alone in the universe? These Mars rocks may tell us

Are we alone in the universe? These Mars rocks may tell us

Are we alone in the universe? These Mars rocks may tell us

We sent a message to aliens 50 years ago—this is what we said

We sent a message to aliens 50 years ago—this is what we said

We sent a message to aliens 50 years ago—this is what we said

Alien life is out there. Can AI find it?

Alien life is out there. Can AI find it?

Alien life is out there. Can AI find it?

Why NASA is going to explore the icy ocean world of Europa

Why NASA is going to explore the icy ocean world of Europa

Why NASA is going to explore the icy ocean world of Europa

Why alien life might look purple

Why alien life might look purple

Why alien life might look purple

Colossal volcano discovered on Mars—hiding in plain sight

Colossal volcano discovered on Mars—hiding in plain sight

Colossal volcano discovered on Mars—hiding in plain sight

How did life on Earth begin? Here are 3 theories.

How did life on Earth begin? Here are 3 theories.

How did life on Earth begin? Here are 3 theories.

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