BART's Transbay Tube celebrates 50th anniversary, earthquake retrofit complete

The BART Transbay Tunnel celebrated its 50th birthday on Monday with a very special announcement about its resilience to mega earthquakes going forward far, far into the future.  The 50-old infrastructure is now fully ready for the next half-century, perhaps the next millennium.

3.4 earthquake shakes up South Bay

A 3.4 earthquake rocked some parts of the South Bay, reaching a 3.4 on the Ritcher scale. 

Earthquake strikes during live taping of Good Day LA

The Good Day LA cameras were rolling when an earthquake struck Southern California on Thursday. Watch the anchors react.

Earthquake strikes Los Angeles near Highland Park

A strong 4.4-magnitude earthquake centered in the Highland Park area rattled much of Southern California Monday afternoon.

4.4 magnitude earthquake strikes Los Angeles

A strong earthquake centered in the Highland Park area rattled much of Southern California Monday afternoon.

4.9 magnitude earthquake rattles Southern California

A 4.9 magnitude earthquake struck near Barstow Monday afternoon followed by aftershocks of 3.5 and 2.7 magnitude.

3.3 earthquake strikes near Solano County

An earthquake rocked some parts of Solano County Sunday afternoon, hitting 3.3 on the Richter scale.

6.4 and 5.4 magnitude earthquakes strike near Vancouver Island

Two sizable earthquakes, 6.4 and 5.4 magnitude, struck near Vancouver Island nearly an hour apart on Thursday morning.

Northern California earthquake measures 3.4

A 3.4-magnitude earthquake occurred early Sunday morning off the coast of Northern California, the U.S. Geological Survey said.

3.4 earthquake shakes Berkeley, Oakland hills area

A 3.4 earthquake shook the area of Berkeley and the Oakland hills Saturday morning, according to the U.S. Geological Survey.   

New Jersey Earthquake: 4.8 magnitude quake rattles from Philadelphia to NYC

A 4.8 magnitude earthquake centered in Hunterdon County, New Jersey on Friday morning shook homes from Philadelphia to New York City and beyond.

UC Berkeley student in Taiwan shares scary experience during deadly earthquake

As crews in Taiwan look for survivors and clean up the mess left behind by the deadly 7.4 magnitude earthquake, a UC Berkeley Law student said she was in Taiwan when it happened.  

Taiwan's strongest earthquake in nearly 25 years damages buildings, leaving 4 dead

Taiwan's strongest earthquake in a quarter century rocked the island during the morning rush hour Wednesday, damaging buildings and highways and causing the deaths of four people.

Magnitude 3.8 earthquake measured in Discovery Bay

U.S. Geological Survey recorded a magnitude 3.8 earthquake in Discovery Bay on Wednesday evening. 

3.4 earthquake felt near San Francisco Zoo

An earthquake measuring around 3.4 was felt in San Francisco on Friday afternoon.

Cluster of earthquakes strike near Geysers

A series of earthquakes shook the Geysers in Lake and Sonoma counties on Friday afternoon.