PBS News Hour - Science

The kind of deep-sea mining that we've examined this week is only legally permitted inside a country's territorial waters. The only country on earth to allow it so far is Papua New Guinea. Videographer Edward Kiernan and special correspondent Willem Marx report on how difficult it is for the impoverished Pacific nation to monitor deep-sea mining activities. PBS News is supported by - https://www.pbs.org/newshour/about/funders

The companies that create technology used on a daily basis often run into traditional cultures and the environment that sustains them. In a previous report, videographer Edward Kiernan and special correspondent Willem Marx introduced us to the new and potentially lucrative industry of deep-sea mining. They return to Papua New Guinea and report on locals fighting to save a vanishing way of life. PBS News is supported by - https://www.pbs.org/newshour/about/funders

Mankind has mined the earth's surface for thousands of years. Now there's a furious race to find even more metal that will enable the world's energy transition away from fossil fuels. In Papua New Guinea, one company is digging what may become the world's first operational deep-sea mining site. Videographer Edward Kiernan and special correspondent Willem Marx report. PBS News is supported by - https://www.pbs.org/newshour/about/funders

A four-person crew of civilians launched Tuesday morning on a private Space-X rocket for a five-day mission to include the first commercial spacewalk in history. NASA has big plans to send people to the Moon and Mars, but a sweeping new report from the National Academies of Sciences raises questions about the agency. Science Correspondent Miles O'Brien reports. PBS News is supported by - https://www.pbs.org/newshour/about/funders

Wisconsin is coming back from its worst drought in decades. Along with unusually high temperatures, it's affected wildlife in and around the state's rivers. While spring rains ended the drought, recovery in some places has been slow. PBS Wisconsin's Nathan Denzin reports on one species that's been hit particularly hard. PBS News is supported by - https://www.pbs.org/newshour/about/funders

In Southern California's Tijuana River Estuary, a blind scientist is leading a tour that encourages visitors to experience nature a little differently. He introduces visitors to the native plants with an emphasis on the other four senses besides sight. This story was produced by Kori Suzuki and Carolyn Cor-Ellis of KPBS. PBS News is supported by - https://www.pbs.org/newshour/about/funders

NASA's initial launch with the Boeing Starliner capsule has not worked out well. The space agency announced this weekend it has finally decided the two astronauts stuck at the International Space Station will come back on a SpaceX Dragon capsule next year. The pair were initially sent on an eight-day mission in early June. Amna Nawaz discussed the latest with science correspondent Miles O'Brien. PBS News is supported by - https://www.pbs.org/newshour/about/funders

Rising waters due to climate change and erosion are diminishing the landmass of Tangier Island, Virginia, a tiny speck of land in the Chesapeake Bay, and threatening a centuries-old culture fostered by the island's isolation. PBS News Student Reporting Labs' Sabrina Tomei reports on how the community is trying to restore their land and preserve their history and traditions. PBS News is supported by - https://www.pbs.org/newshour/about/funders

From defunct satellites to rocket parts, debris from everything humans have launched into space since the 1950s is orbiting the Earth. That space junk is threatening our technology, both up there and down here. Marcus Holzinger, a professor of aerospace engineering at University of Colorado Boulder, joins Laura Barrón-López to discuss what's at stake. PBS News is supported by - https://www.pbs.org/newshour/about/funders

Scientists say much of the persistent and dangerous heat blanketing wide swaths of the country is a long-term result of greenhouse gas emissions. Climate scientist Kristina Dahl joins John Yang to discuss how it's affecting everything from the power grid to trains, planes and automobiles. PBS News is supported by - https://www.pbs.org/newshour/about/funders