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life as we know it

A person takes a knee in the middle of a thin layer of water, which stretches over part of a lake bed. Clouds are reflected on the water’s surface.
Posted inNews

The Secrets of Acid Salt Lakes

by Emily Gardner 23 October 202623 October 2026

These stunning bodies of water—saltier than seawater and nearly as acidic as lemon juice—can teach us more about where life can survive, on Earth and beyond.

A mottled red and blue surface with ridges, valleys, and cracks. The ridges sweep from top left to bottom right.
Posted inNews

Where Did Formaldehyde Rain Down on Mars? Almost Everywhere.

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 22 October 202622 October 2026

More formaldehyde rained down in places that were already wet and favorable for prebiotic chemistry.

Layers of ice in sand on Mars
Posted inOpinions

What We Could Lose by Trying to Make Mars Habitable

by Ari Koeppel, Lonneke Roelofs, Santiago Vrech, Alicia M. Rutledge and Martin Turbet 14 October 202614 October 2026

The rock, ice, and atmosphere of Mars hold a largely unread archive. Terraforming could erase it before the biggest scientific questions are answered.

Close-up of the face of Tollund Man, a remarkably preserved bog body dating to the 5th century BCE
Posted inFeatures

Natural Mummies Hold Memories of Life and Land

by Andrew Howley and Eos 1 October 20261 October 2026

All around the world, extreme conditions have kept ancient human remains shockingly well preserved.

A pool of hazy blue water, surrounded by a ring of darker sand, is seen on the seafloor.
Posted inResearch Spotlights

Briny “Death Pools” Hold Clues to Early Life

by Rebecca Dzombak 22 September 202622 September 2026

New evidence from the depths of the Red Sea supports the oxidation of manganese and iron as an engine for life in the earliest oceans.

Venus, looking very orange.
Posted inNews

Venusian Sulfur Clouds Might Not Be So Inhospitable After All

by Karthik Vinod 18 September 202618 September 2026

New research shows that peptides can fold into “omega loops” linked to biological functions, even in highly acidic environments.

A landscape covered in solidified lava
Posted inNews

A Rare Look at How Life First Colonizes Cooling Lava Tubes

Javier Barbuzano, Science Writer by Javier Barbuzano 7 August 20266 August 2026

Life finds a way, and when volcanoes form new land, it gets going as soon as temperatures drop to manageable levels—even underground.

One large crater, containing a subcrater, and several smaller craters, speckle a portion of Mars’s surface.
Posted inResearch Spotlights

What Australian Lakes Showed Us About Martian Hydrology

by Saima May Sidik 27 July 202627 July 2026

Studying the hydrology of the Yilgarn Craton reveals how the Red Planet may have evolved.

这是一幅描绘早期地球的艺术构想图:星球大部分表面呈灰色且布满陨石坑,而其他区域则覆盖着蓝色的水体,或由发光的红色线条勾勒出熔岩地貌。
Posted inResearch Spotlights

宇宙轰击为前生物化学反应创造了条件

Aaron Sidder, freelance science writer by Aaron Sidder 8 July 20268 July 2026

在地球形成之初,小行星和微行星的频繁撞击塑造了地壳,并创造出可能支持前生物化学反应、甚至可能孕育早期生命的环境。

An image of Mars shows reddish-brown rocks and dust. The tracks of the Perseverance rover make an impression on the surface.
Posted inResearch & Developments

Perseverance Spots Organic Matter on Mars

by Grace van Deelen 24 June 20262 October 2026

The Mars Perseverance rover has detected intact organic molecules near previously-described potential signatures of ancient life, according to a new study published today in Science Advances.

Posts pagination

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

InSight into Seismology on the Red Planet

21 October 202621 October 2026
Editors' Highlights

The Geomagnetic Polarity Time Scale Revisited Once Again

22 October 202622 October 2026
Editors' Vox

Opening Access to Earth Observation Data for Disaster Mitigation

21 October 202620 October 2026
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