Our next story takes us to the ice of Antarctica, where NASA scientists are launching gigantic balloons that will rise up way into the stratosphere, to near space. Some of these balloons are so big ...

Before a space telescope ever reaches orbit, and long after satellites are up there, NASA has another way to do frontier science: high-altitude scientific balloons. These balloons can loft instruments ...

Red Balloon Aerospace is also developing a broader suite of platforms, including tethered aerostats and long-endurance ...