The Chicago Transit Authority (CTA) has opened its new Lawrence, Argyle, Berwyn and Bryn Mawr Red Line stations. The station replacements are part of the $2.1 billion Red and Purple Modernization (RPM ...

Even with eclipsing binaries, measuring the properties of stars is no easy task. Stars are deformed as they rotate and pull on each other in a binary system. They interact, they irradiate one another, ...