Life beyond EaRTH

Detecting a “Living Pulse” in Microbes is a First Step Toward Discovering a Universal Biosignature

Could Life Use Magnetic Fields as an Energy Source?

We Might Have Accidentally Killed The Only Life We Ever Found on Mars Nearly 50 Years Ago

A New Earth-Sized, Volcanic Planet is a Good Candidate for Harboring Life

Is There a Planet Out There Even Better than Earth?

Humanity’s Long-Term Survival Requires Space Colonization.

The Hunt for Life in the Alpha Centauri System

Why Aliens are Likely to be AI

Adapting to Alien Places may not be a Big Problem for Life. Ask Any of These Strange Creatures!

How Will The World End?

How False Positives Impact the Search for Extraterrestrial Life

Is There Life on the Icy Moons of our Solar System?

A New Hope for Solving the Fermi Paradox?

Io, an Overlooked Target for Astrobiology

What Sort of Ethics Would Aliens Practice?

How to Make Alien Life Come Out of Hiding.

Why We Need a Human Base on the Moon.

Who – or What – Would Survive an All-Out Nuclear War?

Were Organic Molecules on Mars Made by Life?

Why Technologically Advanced Aliens Would Have to be Social Creatures

Mysterious Aerial Sightings Can Now Be Investigated Scientifically—And They Should Be!

This Private Space Mission Aims to Discover Alien Life on Venus

To Find Advanced Alien Life We Need to Detect both Biosignatures and Technosignatures

The Overview Effect: Why We Should Speed Up Space Exploration

Can Humanity Handle Alien Contact and its Consequences?

On The Possibility of Silicon-Based Life

Preparing for the Discovery of Alien Life

Death from Outer Space

Follow the Salt if You Want to Find Life on Mars

Could We All Be Martians?

How Common is Life in the Universe?

Were Humans the First and Only Intelligent Species on Earth?

A Recent Discovery Could Unravel the Mystery of Martian Methane

Alien Message to be Sent into Space

Three Myths of Planetary Protection

What Do Aliens Look Like?

A Promising Method for Life-Detection

Alien Life: What Would Constitute “Smoking Gun” Evidence?

News from The German SETI Workshop

Science of Aliens, Part 11:

After a Nuclear War:

Life on the Early Moon?

Habitable Conditions in the Martian Subsurface

The Science of Aliens, Part 10: Will an Alien Biosphere be Toxic?

The Mass Extinction Event that Led to the Reign of The Dinosaurs

The Evidence for Life on Mars Is Getting Stronger and Stronger

Science of Aliens, Part 9: Was Humanity Visited in Ancient History?

Huge Amounts of Water Discovered in the Valles Marineris Canyon on Mars

Ammonia may be the Key to Life in the Venusian Clouds

The Science of Aliens, Part 8: The Search for Artifacts