Lori Glaze
NASA helicopter's mission ends after three years on Mars
NASA's Ingenuity Mars helicopter, which made history by achieving the first powered flight on another world, has officially ended its nearly three-year mission after sustaining rotor damage during its last outing, the space agency said Thursday.
Smashing success: NASA asteroid strike results in big nudge
A spacecraft that plowed into a small, harmless asteroid millions of miles away succeeded in shifting its orbit, NASA said Tuesday in announcing the results of its save-the-world test.
The space agency attempted the test two weeks ago to see if in the future a killer rock could be nudged out of Earth's way.