Everything about Wallace's giant bee is gigantic. Yet despite its eye-popping size, it's been nearly 40 years since the world's largest bee was officially sighted in the wild. Until now. (Learn more: https://www.sciencenews.org/article/largest-bee-rediscovered-Indonesia) | Science News Magazine

165K views · 349 reactions | A new microscope offers an unprecedented view of how mammals are built, cell by cell. Scientists tracked the development of a mouse embryo with the microscope, mapping the life history of every cell. (Learn more: https://www.sciencenews.org/article/see-these-dazzling-images-growing-mouse-embryo) | Science News Magazine | Facebook