It's been nearly 50 years since the latest Apollo landing, and the landscape for space exploration is wildly different. Why is NASA's latest mission focused on revisiting the moon?
Artemis I will not be launching today after all, after problems with one of the four engines scuttled the long-anticipated effort to lift off for the six-week, uncrewed test mission to orbit the moon.
NASA's Apollo missions already sent astronauts to the moon from 1969 to 1972. But scientists say there's still lots of good science to do there. The moon also could be an ideal stepping stone to Mars.
Dinosaur tracks from 113 million years ago were recently uncovered in a Texas state park after drought conditions caused parts of Paluxy River to dry up.
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