Six Colors
Six Colors

by Jason Snell & Dan Moren

This Week's Sponsor

Type & printing history told in a letterpress volume by Glenn Fleishman - $10 off with code SIXSIX

By Jason Snell for Yahoo

This Week in Space: Help Wanted on Bone-Dry Mars

These days, our Mars rovers roll through water-carved flood channels and canyons that are now bone-dry. The evidence suggests that Mars was once a warm, wet world like Earth, but over billions of years it became the dry, inhospitable world it is today, with only tiny trickles of briny water appearing seasonally on the surface.

It turns out that it’s all the sun’s fault, according to new research from NASA’s MAVEN mission, which has a satellite orbiting Mars and analyzing its atmosphere.

Continue reading on Yahoo ↦


Search Six Colors