More than three million years after her death, the early human ancestor known as Lucy is still divulging her secrets. In 2016, an autopsy indicated that the female Australopithecus afarensis, whose ...

Brazilian President Luiz Inácio Lula da Silva is bracing for another two years of struggle with the nation’s Congress, as ...

Thankfully, COVID-19 is not the public health threat it was in 2020. Still, much changed in our lives then, and some of that change was permanent.