Add Yahoo as a preferred source to see more of our stories on Google. Michigan State University scientists have built tiny beating heart organoids that can be driven into atrial fibrillation with ...

Using a tiny, spherical glass lens sandwiched between two brass plates, the 17th-century Dutch microscopist Antonie van Leeuwenhoek was the first to officially describe red blood cells and sperm cells ...

Researchers at the Nora Eccles Harrison Cardiovascular Research and Training Institute, University of Utah, and the University of Utah School of Medicine, have demonstrated that a gene therapy can ...