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UP NEXT
Yale researchers use new technology to restore dead pig cells
07:07
Dr. James Lovelock, scientist who created Gaia theory, dies at 103
02:27
Marine scientists reveal how sharks have changed over 50 years
04:17
NASA's Webb Telescope marks a bold new era of space exploration
02:40
The new images of space are stunning but what are we looking at?
02:06
Astrophysicist Neil deGrasse Tyson breaks down new telescope images released by NASA
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