Japan earthquake kills 30, rescuers rush to reach survivors
Thousands of army personnel, firefighters, and police officers from across the country have been dispatched to the worst-hit area
Thousands of army personnel, firefighters, and police officers from across the country have been dispatched to the worst-hit area
What lessons can be learnt from a century of earthquakes in Japan
Despite intense shaking, no tsunami warning issued following the recent quake
Over 40-year period, probability rises to 90%; in next 50 years, it exceeds 90%