Transportation

New California bridge gets sensors to gather earthquake data

A replacement bridge under construction at the nation's second-busiest port isn't just a crucial route for cargo trucks and Southern California commuters — it's a concrete-and-steel science experiment for engineers and seismologists.

China-Africa trade deficit prominent at conference

The chief executive of Africa's largest bank says the continent's leaders are likely to press their Chinese hosts at a conference this week to help narrow their trade imbalances with Beijing by shifting more manufacturing to Africa.