A detail from “Dynamism of a Soccer Player” ...

Seeking answers to your science questions? Ask our resident expert, Peter Gallivan

This month, we’re taking a different approach. Instead of reviewing a preprint journal paper, we’re looking at a summary guide on how humans might terraform Mars. Prepared by Devon Stork and Erika DeB

Although it’s by no means certain, scientists are slowly accumulating evidence that life once existed on the Red Planet

How dead plants and animals decay, and how living organisms rely on this natural process to survive

Asteroids rich in rare elements could be harvested for their valuable contents, but the real worth may be in using them as interplanetary fuel stations