Science's 2013 Breakthrough of the Year: Cancer Immunotherapy (video) American Association for the Advancement of Science Share Print E-Mail Loading video... Caption Each Dec., the editors of Science reflect back upon the major scientific discoveries of the year and choose one which they believe to be the most significant. In 2013, the journal has given the distinguished title of Breakthrough of the Year to cancer immunotherapy, a tumor-targeting strategy that holds immense promise. This animation from the AAAS Office of Public Programs features this groundbreaking achievement, as well as nine runners-up that made big waves this year. The information about the Breakthrough of the Year appeared in the 20 Dec., 2013, issue of Science, published by AAAS. Credit [Animation courtesy of Science/AAAS] Usage Restrictions Please cite the owner of the image when publishing. This image may be freely used by reporters as part of news coverage, with proper attribution. Non-reporters must contact Science for permission. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.