Is spending $10 billion on Christmas worth it or not?
This Christmas, NASA gave space enthusiasts a big gift. This gift took 25 years of preparation, worth $10 billion. Its name is “James Webb Space Telescope(JWST).” Just now (7:20 a.m. EST, 8:20 p.m. Beijing), it officially set sail with the expectation of all mankind, going to the vast and endless starry sky to explore the …
Is spending $10 billion on Christmas worth it or not? Read More »