Ancient rock crystals from Australia suggest that early Earth might not have been as different as scientists had thought from the planet that exists today. Earth’s earliest history is shrouded in ...
Gravitational anomalies detected by NASA and the German Aerospace Center’s GRACE satellites confused scientists for years. These anomalies are fluctuations in gravity, and while they were suspected to ...
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The $830 million Mars lander that couldn’t dig
NASA’s InSight lander arrived on Mars to drill five meters underground and listen to the planet’s internal activity. Instead, its self-hammering probe stalled just inches below the surface — defeated ...
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