Space & PhysicsMarch 9, 2020
The 1,000 Caves of Mars
Want to seek shelter on Mars? There may be a lot of options, and we know where they are
Mars
OpinionJanuary 20, 2020
Death on Mars
The martian radiation environment is a problem for human explorers that cannot be overstated
The Young American Scientists Event—Register Now
OpinionDecember 29, 2019
One Decade, a Lot of Writing
Ten years, measured in words on astrobiology, exoplanets and the cosmos in general
OpinionDecember 23, 2019
Rise of the Machines
There may be things to learn from the one known world in the universe dominated by complex machines
Space & PhysicsOctober 14, 2019
Aerogel Mars
A novel idea for the local terraforming of Mars raises interesting possibilities
Space & PhysicsMay 21, 2019
Spring Cleaning on Mars
NASA's Insight lander is already pretty dirt-covered, but Mars may help clean it up
Space & PhysicsApril 21, 2019
What Is Mars Playing At?
Elusive methane in the atmosphere of Mars gets even more elusive
Space & PhysicsFebruary 20, 2019
Goodnight, Opportunity: So Long, and Thanks for All the Geology!
RIP Oppy (January 25, 2004–June 10, 2018)
Space & PhysicsDecember 19, 2018
Astrobiology Highlights of 2018
A very incomplete list of contributions furthering our search for life elsewhere (and other stuff)
EarthDecember 19, 2018
GeoBits: Unearthly, Bizarre and Shiny Edition
The latest roundup of geologic goodness
Space & PhysicsOctober 25, 2018
A Martian Tail
A remarkable atmospheric feature on Mars reminds us how topography connects to climate
Space & PhysicsAugust 9, 2018
Mars and the Waves of Darkening
Be careful what you wish for, the universe can look alive when it's not