Japan has recorded a series of powerful aftershocks in the past several hours, including a magnitude 5.7 earthquake near the east coast of Honshu and a 4.9 earthquake in the Hokkaido region shortly ...

Tsunami advisory issued after new 6.7-magnitude tremor - Details on damage and injuries from the new quake weren't immediately clear ...

Could your smartphone save your life? If an earthquake is occurring, it just might. A worldwide Android smartphone-based earthquake detection and early warning system can detect seismic activity in ...