Science May 22 Tipping Point: Agriculture on the brink — A PBS NewsHour Special As the world's population expands-- with some United Nations estimates saying it will reach nearly 10 billion people in the next three decades--as do concerns about how to feed the population sustainably. By Miles O'Brien
World Jul 21 Watch 5:47 The world is striving to fully adopt clean energy. Will we succeed in time? The consequences of extreme weather are evident and unmistakable. Scientists say human-caused climate change is making these events more frequent and severe. Miles O'Brien looks at a pivotal upcoming moment in addressing the climate crisis with Alok Sharma, president of… By Miles O'Brien
Politics Jan 11 Watch 8:56 Obama’s ‘bold, yet fragile’ climate legacy President Obama is passionate, and vocal, about combating climate change. As his tenure draws to a close, science correspondent Miles O’Brien reviews the administration's environmental policy -- from the 2009 “cap-and-trade” climate bill, to the 2015 Paris accord, to executive… By PBS News Hour
Science Dec 21 Watch 8:42 The sacred and the scientific clash on Hawaii’s Mauna Kea Over a thousand years ago, Polynesians followed the stars in the Mauna Kea sky on their path to Hawaii. Those stars are now of interest to astronomers, who believe the mountain's summit is the perfect spot to build a giant,… By PBS News Hour
Dec 12 Landing an airplane with John Glenn as my copilot By News Desk On May 17, 2006, PBS NewsHour science correspondent Miles O'Brien got the chance to fly with his boyhood hero, astronaut and pilot John Glenn, for a story he was working on about the future of aviation. Continue reading
Dec 08 Watch 10:30 Remembering John Glenn, space pioneer and American statesman By PBS News Hour Former astronaut and senator John Glenn has died at age 95. In every chapter of his life, whether on Earth or above it, Glenn accumulated achievements -- serving as a Marine fighter pilot in two wars and later launching into… Continue watching
Oct 05 Watch 5:46 The amazing, complicated science of the Nobel winners explained By PBS News Hour A trio of scientists won the Nobel Prize in Chemistry for creating some of the world’s tiniest machines. Their nanorobots use extremely controlled movements to perform tasks that the creators hope will one day be useful in the world of… Continue watching
Aug 24 Watch 5:29 Four light years away, a planet may be hospitable to life By PBS News Hour Scientists have discovered a potentially habitable new world, a mere four light years away from Earth. They call the planet “Proxima B,” and it may feature characteristics that are just right for human life. Nonetheless, it has some major differences… Continue watching
Aug 17 Watch 6:00 Kilauea has been erupting since 1983 — can scientists predict when it will stop? By PBS News Hour Hawaii’s Kilauea has been erupting for over 30 years, making it the longest-flowing volcano on earth. Because of this remarkable activity, it is also currently the most researched. Geologist Mike Garcia has studied Kilauea for decades and believes that analyzing… Continue watching