Lab experiments constrain conditions necessary for a key mineral to have formed in ancient lagoons and a crater lake.
Mars
Posted inEditors' Highlights
Thermal Signature of Martian River Deposits Suggests Cementation
Are there indications of extended aqueous processes beyond the period of widespread fluvial activity on Mars?
Posted inScience Updates
Updates on Understanding Mars’s Recent and Present-Day Climate
Mars Workshop on Amazonian and Present-day Climate; Lakewood, Colorado, 18–22 June 2018
Posted inEditors' Vox
Revisiting Enigmatic Martian Slope Streaks
Slope streaks of different sizes and shapes are a common feature on the surface of Mars, but scientists disagree about the mechanisms for their formation and development.
Posted inOpinions
The Mars Anthropocene
The idea of sending people to Mars has captured the public imagination, but have we fully considered how our presence will alter the planet?
Posted inNews
Hello, Goodbye: First Interplanetary CubeSats Zip Past Mars
The InSight lander safely arrived on Mars early last week. Two tiny spacecraft made up part of its communications array and transmitted landing data back to Earth.
Posted inNews
Martian Crater Will Be the Landing Site for a Future Rover
The impact crater is a dry lake bed that contains evidence of ancient water flows and perhaps signs of ancient microbial life.
Posted inScience Updates
Magnetic Mars Engages Lay Audiences in Science
A NASA team has developed resources to intrigue the public with the discoveries from its Mars Atmosphere and Volatile Evolution (MAVEN) mission. Here are four tips for communicating that science.
Posted inNews
Atacama Desert’s Unprecedented Rains Are Lethal to Microbes
Rainfall in the driest parts of Chile’s Atacama Desert in 2017 resulted in hypersaline lagoons that killed the majority of microbes adapted to millions of years of arid conditions.
Posted inNews
Brine Pools Emerge as a New Place to Search for Life on Mars
Some pools of salty water on the Red Planet could contain enough dissolved oxygen for microorganisms and sponges to survive, new calculations suggest.