High-speed train operations confront a range of aerodynamic challenges, particularly when traversing confined tunnel environments. The phenomenon of tunnel pressure waves, which originates from the ...

This column originally appeared in On The Way, a weekly newsletter covering everything you need to know about NYC-area transportation. Sign up to get the full version, which includes answers to reader ...

Del Mar doesn’t want a train tunnel beneath its homes. Neither does its neighbor Solana Beach. The two small beach cities are at odds over a decades-old proposal to reroute the railroad tracks off Del ...

Solana Beach officials renewed their concerns Friday about a possible train tunnel starting in their city and going under the Del Mar Fairgrounds and along Interstate 5. The proposed route with a ...