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Now Playing
Rethinking the mystery of gravity
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Meet the woman who has seen 21 solar eclipses
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Scientists will use total solar eclipse to study the sun’s corona
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Special report: Solar eclipse path of totality
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Watch emotional moments as skywatchers view solar eclipse
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Gadi Schwartz reports on eclipse totality from plane above Arkansas
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Total eclipse reaches last stop in the U.S. in Maine
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Now Playing
Rethinking the mystery of gravity
05:21
-
UP NEXT
FDA allows Neuralink to implant second patient with brain chip
05:00
-
Could Dyson spheres exist in our galaxy?
05:08
-
17-year-old works to detect wildfires with rocket and drone system
01:17
-
Concrete made from sugarcane could help fight climate change
05:15
-
World’s smallest pacemaker gives new hope to babies with heart defects
01:43