Not long ago, some of the world’s most iconic animals were reduced to a handful of survivors, pushed to the brink by hunting, habitat destruction, and human greed. From the Indian rhinoceros and the ...

During the age of dinosaurs, most lizards struggled to compete with the giants that dominated land and sky. But one lineage took a different path, abandoning the shore and adapting fully to life in ...

Scientists have uncovered an elegant biophysical trick that tuberculosis-causing bacteria use to survive inside human cells, ...