
Genetics, climate change, space mark the year in science
Clip: 12/20/2018 | 7m 56sVideo has Closed Captions
Genetics, climate change and space highlight the year in science
The year has been a major one for scientific milestones and research. As it comes to a close, we take a look back at some of the biggest science stories, for our weekly series the Leading Edge. Miles O’Brien and William Brangham discuss developments in the genetic engineering of humans, the realization of climate change’s immediate impact on weather and a new era of space exploration.
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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...

Genetics, climate change, space mark the year in science
Clip: 12/20/2018 | 7m 56sVideo has Closed Captions
The year has been a major one for scientific milestones and research. As it comes to a close, we take a look back at some of the biggest science stories, for our weekly series the Leading Edge. Miles O’Brien and William Brangham discuss developments in the genetic engineering of humans, the realization of climate change’s immediate impact on weather and a new era of space exploration.
Problems playing video? | Closed Captioning Feedback
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Clip: 12/19/2018 | 10m 54s | Trump administration to withdraw military forces from Syria (10m 54s)
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Clip: 12/19/2018 | 8m 15s | Why the human toll of the battle for Mosul may never be known (8m 15s)
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Major corporate funding for the PBS News Hour is provided by BDO, BNSF, Consumer Cellular, American Cruise Lines, and Raymond James. Funding for the PBS NewsHour Weekend is provided by...