When we see the shadow on our images are we seeing the time 11 minutes ago on Mars? Or are we seeing the time on Mars as observed from Earth now? It's like time travel problems in science fiction. When is now when was then?

When we see the shadow on our images are we seeing the time 11 minutes ago on Mars? Or are we seeing the time on Mars as observed from Earth now? It's like time travel problems in science fiction. When is now when was then?

Climate change is happening humans are causing it and I think this is perhaps the most serious environmental issue facing us.

Climate change is happening humans are causing it and I think this is perhaps the most serious environmental issue facing us.