What are some of the challenges to Mars travel?
- Written by Paulo de Souza, Science Leader – Sensor Networks, CSIRO
If you went to Mars, you'd need to be able to survive an extremely punishing environment. This picture, taken by NASA's Mars Exploration Rover Opportunity, gives you an idea. NASA/JPL-Caltech/Cornell Univ./Arizona State Univ. , CC BY-SACurious Kids is a series for children. If you have a question you’d like an expert to answer, send it to...





