Camp Century was built to store nukes beneath Greenland's ice. See photos of the underground, "Star Wars"-like site.

The WC-135R atmospheric collection aircraft fleet routinely conducts air-sampling missions globally, including over the Far ...

Director of National Intelligence Tulsi Gabbard told lawmakers that Pyongyang may be preparing to conduct its seventh nuclear ...

Fusion has long been the propulsion end-goal for interplanetary travel, and a U.K.-based company thinks on its way to ...

The South China Morning Post (SCMP) reported that the proposed lunar radio telescope array would feature 7,200 ...

The goal of enabling extended deep-space exploration is driving NASA, space agencies, and private players to explore nuclear ...

How do we power missions in the outer reaches of our solar system and beyond? The solution, developed in the '60s, can last ...

The “city under the ice” revealed a hidden chapter of the Cold War era and gave rise to a new field of scientific inquiry. As ice melt accelerates, its story isn’t over yet.

Nuclear pulse propulsion is a technology that would work. It was being developed in the 1960s but it was stopped because of ...

SPHEREx project manager at JPL. "I think it's incredible that we are alive at a time when we have the scientific tools to actually start to answer them." NASA's PUNCH will make global, 3D ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. It’s a two-for ...

NASA's SpaceX Crew-10 astronauts walk from the Operations & Checkout Building at the Kennedy Space Center, in Cape Canaveral ...