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: Genesis samples to shed light on our origins Scientists are chomping at the bit for tomorrow #39;s Earthly return of a sample capsule from NASA #39;s Genesis spacecraft, hoping the star stuff it carries will help answer questions on the origins of the solar system and we who live in it.

Sci/Tech