Japan is assessing damage and cautioning people of potential aftershocks after a late-night 7.5 magnitude earthquake caused injuries, light damage and a tsunami in Pacific coastal communities

Authorities assessed the damage from Monday's 7.5-magnitude earthquake, amid warnings of aftershocks and potentially larger tremblor in the coming days.

Japan is threatening China militarily which is "completely unacceptable", Chinese Foreign Minister Wang Yi told his German counterpart, after Japan said that Chinese fighter jets had aimed their radar at Japanese military aircraft.

A powerful 7.5-magnitude earthquake has struck off northern Japan, injuring over 20 people and triggering a tsunami

The 417-day-long experiment, known as LUX-ZEPLIN (LZ), looked at the light signatures released as particles collide with xenon atoms in a giant vat, which is placed deep underground so that most particles from space cannot muddy the results.

The latest earthquake in Japan on Dec. 8, which triggered widespread shaking and tsunami alerts, served as another clear example of the nation’s world-leading earthquake response efforts. CBC’s Johanna Wagstaffe explores the factors that make Japan stand out and the lessons other earthquake prone-countries can learn from their approach.