"2024 Total Solar Eclipse: Live Updates, Path, and Pictures"

The total solar eclipse has reached Texas and Mazatlán, Mexico, with millions of people across North America eagerly observing the phenomenon. Nasa is conducting experiments during the eclipse to study its effects on the ionosphere, while animal behaviorists are monitoring creatures' reactions to the sudden darkness. The eclipse will sweep across 15 US states and end in Canada, with various cities experiencing totality at different times. President Joe Biden has urged Americans to watch the eclipse safely, and the vice-president, Kamala Harris, is expected to view it with students in Philadelphia.