Embryo (IMAGE) University of Minnesota Caption The research uses new gold nanotechnology and lasers to warm the embryo-the stumbling block in previous studies. The results have profound implications for human health, wildlife conservation, and aquaculture. Credit University of Minnesota/Smithsonian Conservation Biology Institute Usage Restrictions with proper credit License Licensed content 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.