Science

A NASA satellite is expected to crash back to Earth on Tuesday, March 10, after spending nearly 14 years in orbit. The spacecraft in question is Van Allen Probe A, which weighs around 1,323 pounds (600 kilograms). It was launched alongside its twin, Van Allen Probe B, in August 2012 to study the radiation belts…

Albert Einstein’s letter to Marie Curie History often only remembers great scientists for what they found. But sometimes, when they are alone together, they show a very different side of the scientific world. One of these stories is about two of the most famous scientists of the 20th century: Albert Einstein and Marie Curie. In…