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Astrobiology

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Secrets of the Moon’s Permanent Shadows Are Coming to Light

April 28, 2022

Robots are about to venture into the sunless depths of lunar craters to investigate ancient water ice trapped there, while remote studies find hints about how water arrives on rocky worlds.

The Webb Space Telescope Will Rewrite Cosmic History. If It Works.

December 3, 2021

The James Webb Space Telescope has the potential to rewrite the history of the cosmos and reshape humanity’s position within it. But first, a lot of things have to work just right.

Q&A

The Astronomer Who’s About to See the Skies of Other Earths

October 12, 2021

After the ultra-powerful James Webb Space Telescope launches later this year, Laura Kreidberg will lead two efforts to check the weather on rocky planets orbiting other stars.

Q&A

Why Extraterrestrial Life May Not Seem Entirely Alien

March 18, 2021

The zoologist Arik Kershenbaum argues that because some evolutionary challenges are truly universal, life throughout the cosmos may share certain features.

What Is an Individual? Biology Seeks Clues in Information Theory.

July 16, 2020

To recognize strange extraterrestrial life and solve biological mysteries on this planet, scientists are searching for an objective definition for life’s basic units.

Cosmic Rays May Explain Life’s Bias for Right-Handed DNA

June 29, 2020

Cosmic rays may have given right-handed genetic helixes an evolutionary edge at the beginning of life’s history.

Galaxy Simulations Offer a New Solution to the Fermi Paradox

March 7, 2019

Astronomers claim in a new paper that star motions should make it easy for civilizations to spread across the galaxy, but still we might find ourselves alone.

Ewine van Dishoeck, the Netherlander Who Traced Water’s Origin

November 1, 2018

The astrochemist and winner of the 2018 Kavli Prize in Astrophysics has wondered about the cosmic origin of water while enjoying Noordwijk beach near her hometown of Leiden.

Victoria Meadows’ Earthly Visions of Alien Life

June 5, 2018

A living, breathing garden in Seattle serves as the perfect backdrop to an astrobiologist’s search for life on faraway planets.

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