In Richard Heydarian’s column, (see the ”The age of the unthinkable,” 6/17/25), the author has clearly recognized and analyzed the unthinkable situation in the Philippines and worldwide. In ...

In the shadows of Python Cave, Uganda, a leopard leaps from a guano mound—formed by bat excrement—and sinks its teeth into a ...

Large-scale microscopy combined with tissue clearing and expansion enables nanoscale imaging of centimeter scale specimens.