radiation

Red Cross radiation limit for relief workers too...
A medical relief squad of the Japanese Red Cross from Kochi Hospital tours a community ravaged by the Great East Japan Earthquake and tsunami in Ishinomaki, Miyagi Prefecture, on April 17, 2011. (Provided by the Kochi prefectural chapter of the Japanese Red Cross Society)
The Japanese Red Cross Society has established a guideline for medical workers that sets an accumulated radiation dose limit of 1 millisievert for relief activities, although...
Experts: More data needed to assess radiation's...
Evacuees take cancer-preventing iodine tablets in Kawamata, Fukushima Prefecture, on March 12, 2011, a day after the nuclear disaster started. (Asahi Shimbun file photo)
Health experts are at odds on whether radiation from the Fukushima nuclear accident led to an unexpectedly high occurrence rate of thyroid gland cancer among children in...
Radiation levels fall 40 percent in Fukushima...
Shiro Izawa, mayor of Futaba, Fukushima Prefecture, ensures on May 28 that a barricade separating a "difficult-to-return zone" and a "zone preparing for the evacuation order to be lifted" is locked. (Shiro Nishihata)
Radiation levels have dropped by 40 percent on average in each of the four types of evacuation zones around the crippled Fukushima No. 1 nuclear power plant, the government's...
Officials say no environmental risk from...
The Japan Proton Accelerator Research Complex in Tokai, Ibaraki Prefecture, on May 25 and the Hadron Experimental Facility, in the foreground (Wataru Sekita)
TOKAI, Ibaraki Prefecture--The leak of radioactive materials at the Hadron Experimental Facility on May 23 does not pose any environmental health risks, according to its...
Nuclear physics lab continued experiment even after ...
The Japan Proton Accelerator Research Complex (J-PARC) in Tokai, Ibaraki Prefecture, on May 25 and the Hadron Experimental Facility, lower right (Wataru Sekita)
Scientists at a nuclear physics laboratory in Tokai, Ibaraki Prefecture, ignored the ringing of an alarm that radioactive substances were leaking and continued with the...
Fishermen net fish in Fukushima waters to measure...
Fishermen select fish to be tested for their radiation levels off Hirono, Fukushima Prefecture, on May 20. (Hiroshi Kawai)
A fishing vessel from Fukushima Prefecture caught fish in waters south of the crippled Fukushima No. 1 nuclear power plant on May 20 to test them for levels of radiation...
Cellphone logs help estimate radiation exposure of...
The Asahi Shimbun
Chaos reigned during the early phase of the Fukushima nuclear disaster, and people who fled the area have no idea how much radiation they were exposed to before the evacuation. ...
Fukushima's 'contaminated' rice still in storage...
Bags of rice produced in 2012 are stored at a warehouse in Fukushima Prefecture, after the grain was found to contain radioactive material exceeding the government safety standard. (Asahi Shimbun file photo; photo is partly retouched)
FUKUSHIMA--Officials are still struggling to dispose of some 17,000 tons of contaminated rice produced in Fukushima Prefecture after the nuclear disaster there two years ago.
BIZ BRIEF: Teijin develops radiation shielding...
Teijin Ltd. announced on April 24 that it has developed aramid fiber fabric that protects users against X-ray and gamma-ray radiation.
Fukushima workers treated water leaks without...
Radioactive water leaked from the No. 2 and No. 3 underground tanks, shown with dotted lines, at the Fukushima No. 1 nuclear power plant. The photo was taken on April 7. (Yosuke Fukudome)
Fourteen workers treated radioactive water leaking at the crippled Fukushima No. 1 nuclear plant without wearing personal dosimeters as required, Tokyo Electric Power Co. said...
PROMETHEUS TRAP/ 'Shadow units' (17): SDF 'suicide...
A map shows the deployment of members of the 1st Airborne Brigade around the Fukushima No. 1 nuclear power plant. (Hiroyoshi Itabashi)
Editor's note: This is the 17th part of a new series that has run in the past under the title of The Prometheus Trap. This series deals with the secret missions assigned to the ...
PROMETHEUS TRAP/ 'Shadow units' (16): SDF members...
Lt. Col. Toshio Akabane (Photo by Hidefumi Nogami)
Editor's note: This is the 16th part of a new series that has run in the past under the title of The Prometheus Trap. This series deals with the secret missions assigned to the ...
PROMETHEUS TRAP/ 'Shadow units' (14): SDF commander ...
The No. 4 reactor of the Fukushima No. 1 nuclear power plant (Asahi Shimbun file photo)
Editor's note: This is the 14th part of a new series that has run in the past under the title of The Prometheus Trap. This series deals with the secret missions assigned to the ...
Japanese regulators to investigate nuclear crisis
Fukushima No. 1 nuclear power plant (Asahi Shimbun file photo)
Japanese government regulators said on March 27 that for the first time they will conduct their own investigation into the country's nuclear crisis to address key unanswered...
PROMETHEUS TRAP/ 'Shadow units' (6): SDF members...
The Fukushima No. 1 nuclear power plant's No. 3 reactor building that was hit by an explosion (Asahi Shimbun file photo)
Editor's note: This is the sixth part of a new series that has run in the past under the title of The Prometheus Trap. This series deals with the secret missions assigned to...
Museum about Fukushima nuclear accident to open in...
Mari Obuchi, head of the Auschwitz Peace Museum Japan, explains the concept of the Fukushima nuclear disaster information center now under construction. (Kunio Ozawa)
SHIRAKAWA, Fukushima Prefecture--A nonprofit organization is building a museum about Japan’s worst nuclear accident at a site located around 80 kilometers from the crippled...
Residents, evacuees file lawsuit against central...
Plaintiffs and lawyers carry a banner on March 11 in Chiba city's Chuo Ward calling on the central government and Tokyo Electric Power Co. to take responsibility for the accident at the Fukushima No. 1 nuclear power plant. (Atsuko Kawaguchi)
On the symbolic second anniversary of the Great East Japan Earthquake, 1,650 residents and evacuees filed lawsuits on March 11 against the central government and Tokyo Electric ...
Long-term impact on mental health the main concern...
During my visit to Fukushima last month, the city, on the surface, seems to have picked itself up and dusted itself off. The strength and stoic nature of the Japanese seemed...
Ministry: Rate of Fukushima thyroid abnormalities...
Children line up for drinks containing potassium iodide, which helps to prevent thyroid cancer, at an evacuation center in Kawamata, Fukushima Prefecture, on March 12, 2011. (Asahi Shimbun file photo)
More than 40 percent of children from Fukushima Prefecture tested for thyroid abnormalities, such as small cysts or lumps, but that rate is not troubling because it roughly...
TWO YEARS ON: NPO continues volunteer activities to ...
Pieter Franken shows a bGeigie portable radiation detector at Safecast headquarters in Tokyo's Shibuya Ward. (Kazuhiro Taira)
As the crisis started to unfold at the Fukushima No. 1 nuclear plant, tech-savvy individuals on both sides of the Pacific banded together to help fill the void of information...