With an extraordinary new technology called CRISPR, we can now edit DNA—including human DNA. But how far should we go? Gene-editing promises to eliminate certain genetic disorders like sickle cell disease. But the applications quickly raise ethical questions. Is it wrong to engineer soldiers to feel no pain, or to resurrect an extinct species? Watch now.
Sometimes Mother Nature could use a boost and when we work with her natural systems, she can reward us with a blueprint for success. EcoSense explores three creative and wildly different examples of biomimicry. We visit Mushroom Mountain and learn how the potential uses of fantastic fungi go way beyond salad - including as organic pesticides, medicine and even a possible solution to world hunger. Watch now.
Follow Steve Backshall as he tries to summit a remote and unclimbed mountain in Greenland’s Stauning Alps. After facing quicksand, a river and a glacier to reach basecamp, the climb gives Steve a unique insight into a fast-changing environment. Watch now.
Featured guests highlight human beings' deep-seated connections to nature. In his book Our Wild Calling, journalist Richard Louv challenges us to understand and appreciate our link to animals. Dr. Cassandra Quave leads a team searching for plant-based medicines to replace failing antibiotics. Conservation photographer Krista Schlyer explores how the border wall is affecting animals' movement. Watch now.
The fashion industry is one of the most polluting industries in the world and Americans send millions of tons of clothing to landfills every year. In this episode, EcoSense explores alternatives to fast and cheap fashion that look really good on the planet. Watch now.
From finding food and mates to adapting to climate change, wild creatures must overcome all the obstacles humans and nature have put in their way. It’s not just elk and bear on the move. From North Carolina to New Jersey, scientists, engineers, and wildlife managers are learning how to help animals find safe passage in an increasingly developed world. Watch now.
Almost a century ago, paleontologists found the first tantalizing hints of a monster even bigger than Tyrannosaurus rex, perhaps the largest predator ever to roam the Earth: spectacular fossil bones from a dinosaur dubbed Spinosaurus. But the fossils were completely destroyed during a World War II Allied bombing raid, leaving only drawings, questions, and a mystery: What was Spinosaurus?
By 2050 there will be more plastic than fish in the oceans. PBS NewsHour takes a closer look at this now ubiquitous material, how it’s impacting the world and ways we can break our plastic addiction.