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"publishedAt": "2026-05-08T20:54:27.000Z",
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"textContent": "FASTER? PLEASE! NASA Pushes Next-Gen Mars Helicopter Rotor Blades Past Mach 1. “The rotor blades that will carry NASA’s next-generation helicopters to new Martian heights broke the sound barrier during March tests at NASA’s Jet Propulsion Laboratory in Southern California. Data from the tests, which took place in a special chamber that can simulate environmental […]",
"title": "FASTER? PLEASE! NASA Pushes Next-Gen Mars Helicopter Rotor Blades Past Mach 1. “The rotor blades tha"
}