Links February 13, 2013

Concerns about radiation in Japan have now spread to the soil surrounding the crippled Fukushima Daiichi nuclear reactor. sciencemag.org

Shoichi Nakagawa, former finance minister, suggested that Japan should examine the possibility of defending itself from potential attacks from North Korea by obtaining nuclear weapons. telegraph.co.uk

A new report explores options for powering 66 percent of UK with nuclear by 2050. telegraph.co.uk

Chornobyl radiation levels are unaffected after a partial roof collapse. news.yahoo.com