A map app that does not panic without internet already has better emotional control than I do.

Guidance on traveling and travel restrictions varies across the United States as the country faces new surges in Covid-19 cases. Subscribe to read this story ad-free Get unlimited access to ad-free ...

I usually work on general relativity and cosmology. I have always loved geometrical things. As a kid I was fascinated by map projections. When I was 14, I made a painted globe of Mars based on a flat ...