As President Trump promises a vaccine before the election, some of the largest pharmaceutical companies plan to keep politics out of science.
Researchers find public health measures likely stopped a second wave of disease under impossible circumstances.
The discovery of a medium-sized black hole offers new insights into how black holes form and grow.
Questions swirl around how to prioritize who gets the first COVID-19 vaccines. Plus, an update on Space X’s Starlink satellite constellation.
Creating an urban forest ecosystem can help reduce the impacts of climate change.