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: X-Prize for world #39;s  #39;Holy Grails #39; A series of X-Prizes for the scientific or technological breakthroughs that tackle the most important challenges facing humans are being planned.

Sci/Tech