Science

China's Zhu Rong rover has landed

Three missions to Mars this summer — from NASA, China and the United Arab Emirates — will join dozens of active and inactive spacecraft beyond Earth’s orbit

Over the next 31 days, Ginny the chopper will make a handful of test flights in the thin Mars air under the watchful gaze of Percy

As the World Health Organization reaches its findings on the zoonotic origins of the novel coronavirus, we explain why bats make such ideal hosts for disease-causing viruses.

The C.D.C. is urging communities to reopen schools as quickly as possible, but parents and teachers have raised questions about the quality of ventilation