Questions

Research questions are the building block of our platform of scientific inquiry. Key questions are the ones at the heart of a mystery; every other question helps answer one of them.

5questions0answered0with no evidence yet

All mysteries

Mars methane puzzle2 key questions · 5 questions · 0 answered

Open the mystery

QuestionWhere it stands

KeyIf the methane is real, where does it come from?

Open3 answers, none ahead

Were the remote detections of 2003–2006 real?

Most likelyThe early remote detections were not secure

KeyIs there methane in the air at Gale crater?

Open3 answers, none ahead

Does the background follow a seasonal cycle?

Open3 answers, none ahead

If the rover is right, why does the orbiter see no methane?

Open2 answers, none ahead