Economy Science This Week in Space: NASA’s Ingenuity Helicopter Hums Above Mars’ Surface By Yscien on Friday, May 14, 2021 NASA shares the sound of its Mars helicopter. Plus, space debris triggers a verbal sparring match, and an asteroid sample is heading to Earth. VOA’s Arash Arabasadi has This Week in Space.Producer: Arash Arabasadi. … TelegramWhatsAppPinterestFacebookMastodonNextdoorX Related Previous Post Next Post Related Posts Economy Science What Assad’s fall has revealed about Syria’s trade in stimulant drug Captagon Economy Science Survey: Most US teens are abstaining from drinking, smoking and marijuana Economy Group behind new European football competition has resurfaces; here’s what they propose