During our trip through Île-de-France, we stopped in Montereau-Fault-Yonne to see where the Yonne flows into the Seine.

Geologists discovered previously unknown strike-slip faults beneath the coastal plain, which could change local seismic risk assessments.

Seismologists study the movement along the San Andreas faults to assess earthquake risk.

Scientists are monitoring the San Andreas fault for increased seismic activity this week.

When Carlos finally apologized to Maria, he proved that a fault confessed is half redressed, and their friendship began to heal.