Trees curb climate change directly by removing carbon dioxide from the atmosphere. Through the process of photosynthesis, forests offset 10 to 20 percent of the country’s greenhouse gas emissions each year. Additionally, trees help protect against climate impacts such as flooding, which is getting w

Near the start of the 20th century, a mysterious and deadly virus terrified Americans, particularly infecting young kids: Polio. Correspondent Rita Braver looks at the scientific arsenal brought to combat the epidemic and develop a vaccine, and talks with documentary filmmaker Carl Kurlander ("The S

Academy Award-winning filmmaker Alex Gibney, directing with Ophelia Harutyunyan and Suzanne Hillinger, interrogates this question and its devastating implications in Totally Under Control. With damning testimony from public health officials and hard investigative reporting, Gibney exposes a system-w

Italians are making the most of their isolation by singing together and playing music for their neighbours from their balconies during the lockdown. Italy's death toll has crossed 1,400, the highest in the world outside China.

The major goal at the Department of Cell Biology at Duke University Medical Center is to understand how cells build and regenerate tissue. Scientists work in close collaboration with physicians to combine the power of genetics in model organisms such as the mouse and zebrafish with cutting edge imag...

Ernest Shackleton's lost ship, Endurance, has been found after 107 years. This 4k footage shows the preserved vessel 3008 metres below the ocean surface.

This intense social drama from writer-director Thom Fitzgerald chronicles the spread of AIDS on three continents — Asia, Africa and North America — and the wrenching, controversial choices that three sets of people make to cope with the disease. An all-star cast including Stockard Channing, Lucy Liu

Passing Through by Kristian Ulrich Larsen. The text used for the narration of “Passing Through” is part of a speech Serbia scientist and inventor Nicola Tesla delivered in 1893 at the Franklin Institute in Philadelphia. Though today less known than figures like Edison and Einstein, Tesla was more o

The Creators Project travels to Kabul to meet young feminist graffiti artist Shamsia Hassani, whose work challenges preconceptions about the role of women in Afghan society, and expresses a unique perspective on life in a country recovering from decades of war. We chat with her about identifying a...

Footage purports to show a Buk missile launcher, allegedly used by pro-Russian rebels to knock down flight MH17, being smuggled away into Russia with two missiles missing. Anton Gerashchenko, an adviser to Ukraine's interior minister, said that the video was made by Ukrainian intelligence agents in ...