Are we alone in the universe? This hour, we travel the cosmos with TED science curator David Biello in search of extraterrestrial life, uncovering how it may look and how we'll know we've found it.
NASA has lost contact with a satellite called CAPSTONE intended to study a new kind of orbit around the moon. It's the same orbit the agency plans to use in future missions to send humans to the moon.
Ten years ago, the discovery of the Higgs Boson particle helped make sense of our universe. But in doing so, it unlocked a whole host of new questions.
At the height of the space race in the 1960s, Air Force Captain Ed Dwight was chosen to attend a special astronaut training program. He tells the story of what happened next.
Twenty teams in Canada received small grants to develop portable medical tools that could be used on long interplanetary space flights. They could also be useful in remote parts of Canada.
President Trump moved U.S. Space Command headquarters from Colorado to Alabama. The Government Accountability Office now says the decision had "significant shortfalls."