As construction for President Donald Trump’s $300 million ballroom continues, he has announced his administration will begin constructing a “triumphal arc” modeled after the Arc de Triomphe in Paris.

The United States is a country with an extensive history, its buildings holding onto legacies from later times. For their cultural significance, these structures are greatly celebrated and protected, ...

Buildings must change faster than they were built to. Shifting tenant needs, tightening climate policies, and rising office vacancies expose the cost of static stock: waste, noise, downtime, and—in ...