Add Yahoo as a preferred source to see more of our stories on Google. We are exactly one week from the April 8, 2024 solar eclipse that'll cross a wide swath of the United States, with an expected 34 million Americans witnessing the celestial show.

Total solar eclipses—when the moon completely blocks the sun—are predictable, inevitable and certain to happen precisely on time. However, you can watch them build. This week it’s possible to observe the moon as it wanes, inching closer to the sun ...