Categories Articles NASA’s Mars helicopter will attempt a perilous landing in unknown territory during its first ‘bonus’ flight this week Post author By crystalg Post date May 24, 2021 Business Insider Business Insider Tags Attempt, Bonus, During, First, flight, helicopter, Landing, Mars, NASA's, Perilous, territory, this, Unknown, week ← The founder of Bitcoin will have a statue in Budapest → Air pollution can cause high blood pressure in children and increases their risk as adults