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: NASA to Attempt Mach 10 Flight NASA will attempt to break the aircraft speed record next week by flying a jet plane at 7,000 mph, or nearly 10 times the speed of sound, say planners for the agency #39;s experimental X-43A project.

Sci/Tech