Story at-a-glance 1  -. The use of gadolinium-based contrast agents for enhanced MRIs has been linked to hypersensitivity in certain brain regions, with unknown consequences. 2  The use of gadolinium-based contrast agents is linked to the development of Nephrogenic Systemic Fibrosis (NSF) in patients with severe kidney disease.
Space Needle. The Space Needle is a tower in Seattle, Washington. It is at the Seattle Center. The Space Needle was built for the 1962 World's Fair. During this time, almost 20,000 people used the elevators every day. Over 2.3 million visitors came to the World Fair overall.
Space Shuttle, the world's first reusable spacecraft. The US space shuttle, first launched in 1981, was the world's first reusable spacecraft. NASA ran the programme of 135 manned missions. Mission control was located at Johnson Space Center in Houston, Texas, while the shuttles themselves launched from Kennedy Space Center in Cape Canaveral, Florida.