Two structural columns buckled on the 21st floor of the former Pfizer headquarters during its office-to-residential conversion, prompting the city to widen inspections and pause work at other Manhattan conversion sites. scienceblog.com

New renderings of the Interborough Express show modern station designs as the MTA advances the Brooklyn-Queens rail line through environmental review. 6sqft.com

Taconic Investment Partners sold the Iron Horse Labs life-sciences building for $73 million, the latest lab-space trade in a soft leasing market. bisnow.com

The New York Times reports the city is increasingly counting on office-to-residential conversions to close its housing gap, even as construction snags mount. nytimes.com