• Japan hit by vast 8.9 magnitude 'superquake', 30ft tsunami • Earthquake and tsunami live coverage • Radiation levels at Fukushima nuclear plant soaring • FCO Helpline 020 7008 0000 (UK), (81)352111100 (Tokyo) • Japan earthquake and Hawaii tsunami: interactive graphic Various comparisons are being given to demonstrate the power of the earthquake and tsunami, from the simultaneous detonation of every nuclear warhead on Earth (Daily Mail), to the explosion of 1.5 billion tonnes of TNT (Financial Times), to dropping the Isle of Wight into the Pacific (this newspaper).
Clear examples are emerging of how well prepared Japan is for earthquakes: cupboards with sensors which automatically lock to prevent their contents causing damage, and a man running a china shop who sells vases for up to £5,000 who hadn't lost a single plate.
Japanese minister says radiation leak "could occur" at Fukushima nuclear plant.
However, must be stated that there's no apparent evidence of this yet.
Strong aftershock estimated at magnitude 6.6 felt in western Japan, according to the state broadcaster NHK.
Pope Benedict XVI has said he is "deeply saddened" by today's events.
Radiation at Fukushima nuclear power station rising to 1,000 times normal levels, according to unconfirmed reports.