Oceans cover 71% of the planet and are the source of life on Earth. Over a billion people, including some of the poorest in the world, depend on the oceans and wild seafood for survival. But our blue planet is under threat. Each day we remove more than the oceans can replenish. We are draining our o...

This edition of the World AIDS Museum series: Tapestry: The Faces of AIDS," profiles Dr. Rosalind Osgood. Dr Osgood is the President and CEO of the Mount Olive Development Corporation and a Member of the Board of Education of Broward County, Florida representing the 5th District. Dr Osgood also serv...

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

Virgin Galactic’s VSS Unity, the reusable rocket-powered space plane carrying the company’s first crew of tourists to space, has successfully launched and landed.

A European space telescope blasted off Saturday on a quest to explore the mysterious and invisible realm known as the dark universe.

SpaceX launched the European Space Agency’s Euclid observatory toward its ultimate destination 1.5 million kilometers away, the Webb Space Telescope’s neighborhood.

100 million pieces of “space junk” currently orbit our planet at 17,500 miles per hour. Adrift investigates the fate of these interstellar objects, which threaten to collide with and destroy satellites and spacecraft.

Director and producer Cath Le Couteur recruited Sally Potter to narrate the fil

Margaret Heckler was President Reagan's secretary of health and human services from March 1983 to December 1985. Here she says AIDS was her number one priority, but that she had to balance her department's response against the Reagan administration's fiscal priorities. Heckler maintains that preexis...

The prospect of space travel will feel much different after the Inspiration4 mission—the first orbital mission with an all-civilian crew—launches this fall. Once that happens, the history of human spaceflight will instantly be divided into two eras. There will have been the six decades after the fir

Same-sex marriage became legal nationwide in the Netherlands (2001), Belgium (2003), Spain (2005), Canada (2005), South Africa (2006), Norway (2009), Sweden (2009), Portugal (2010), Iceland (2010), Argentina (2010), Denmark (2012), Brazil (2013), France (2013), Uruguay (2013), New Zealand (2013), th...

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