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Could Dyson spheres exist in our galaxy?
05:08 17-year-old works to detect wildfires with rocket and drone system
01:17Concrete made from sugarcane could help fight climate change
05:15World's smallest pacemaker gives new hope to babies with heart defects
01:43Severe solar storm will bring beauty in the sky and potential disruptions
01:27NASA scrubs Boeing’s Starliner launch
03:23See Kate the Chemist make a rain cloud in a jar in Studio 1A!
05:38Worsening allergies tied to climate change and severe weather
02:02Coral scientists explain how coral bleaching happens
02:15Millions gather to celebrate solar eclipse along path of totality
03:05Meet the woman who has seen 21 solar eclipses
02:23Scientists will use total solar eclipse to study the sun's corona
05:16Teacher makes good on decades-old promise to watch eclipse with former students
02:57Timelapse videos show darkness of solar eclipse totality
01:03Special report: Solar eclipse path of totality
01:44:40Watch emotional moments as skywatchers view solar eclipse
03:15Gadi Schwartz reports on eclipse totality from plane above Arkansas
06:04Total eclipse reaches last stop in the U.S. in Maine
04:11'So memorable': New Yorkers, tourists gather in midtown Manhattan for partial eclipse viewing
02:27'Like a cool summer night': Temperature drops as eclipse hits Cleveland
04:13
- UP NEXT
Could Dyson spheres exist in our galaxy?
05:08 17-year-old works to detect wildfires with rocket and drone system
01:17Concrete made from sugarcane could help fight climate change
05:15World's smallest pacemaker gives new hope to babies with heart defects
01:43Severe solar storm will bring beauty in the sky and potential disruptions
01:27NASA scrubs Boeing’s Starliner launch
03:23