NASACast combines the content of all the NASACast subject area podcasts into a single omnibus podcast. Here you'll find the latest news and features on NASA's missions as well as the popular "This Week @NASA" newsreel.

Some of the world's greatest scientists, doctors and medical researchers share their discoveries and visions onstage at the TED conference, TEDx events and partner events around the world. You can also download these and many other videos free on TED.com, with an interactive English transcript and subtitles in up to 80 languages. TED is a nonprofit devoted to Ideas Worth Spreading.

Tempers fly as the newsmakers of the week face-off in this award-winning show. Anchored by Sanket Upadhyay, this weekly program has politicians battlling wits with a live audience.

PT Inquest is an online journal club. Hosted by Erik Meira and JW Matheson, the show looks at an article every week and discusses how they apply to current physical therapy practice.

Times of India brings the Latest News & Breaking News Headlines from India & around the World. Read Latest News Today on Sports, Business, Health & Fitness, Bollywood & Entertainment, Blogs & Opinions from leading columnists.

Join Dr Karl Kruszelnicki, Lucy Smith and their scientific guests, with a bunch of curious triple j listeners for a weekly injection of science, myth-bashing and answers!

OPB Politics Now is a weekly podcast that takes a deep dive into the hottest political topics in Oregon and the Northwest. Every Friday, OPB’s political reporters and special guests offer in-depth analysis, discussion and insight into candidates, events and issues.

As the United States confronts an ever-changing set of international challenges, our foreign policy leaders continue to offer the same old answers. But what are the alternatives? In None Of The Above, the Eurasia Group Foundation’s Mark Hannah asks leading global thinkers for new answers and new ideas to guide an America increasingly adrift in the world. www.noneoftheabovepodcast.org

Breaking news on the environment, climate change, pollution, and endangered species. Also featuring Climate Connections, a special series on climate change co-produced by NPR and National Geographic.

This powerful opinion-based show throws the floor open to an enquiring public for discussions on the issues affecting the country and its people and ensuring that the average citizen gets a voice.