In a new study, fossilized droppings suggested that ancient ground squirrels ate the meat of much larger animals, including mammoths, bison and saber-toothed cats.
Almost forgotten now, the mission circled the Earth for 10 days, performing a series of tests with the lunar lander. What it lacked in glory it made up for in technological contributions.
NASA's Artemis program has little room for error if it is to land astronauts on the moon by the end of 2028, but Blue Origin could be out of commission for at least a year.