Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: STS-114: Discovery Astronauts, Flight Controllers Simulate ISS Docking (SPACE.com) SPACE.com - A\swarm of NASA flight controllers, astronauts and engineers have reached one\step closer to returning to space agency's shuttle program to launch status,\performing the first of many full-scale simulations for its first\return-to-flight mission.

Sci/Tech