Location of six reactors at Fukushima Daiichi nuclear complex.

Oi No. 3, No. 4 reactor restarts.

An increasing backlog of plutonium from reprocessing is developing in many countries...

To date, reactor construction has been concentrated in the industrial world.

Babcock Wilcox that make nuclear reactors, here's an integral fast reactor.

If these plans are realized, the number of functioning reactors, currently 437, will double.

Then Prime Minister Shinzo Abe s right wing government announced it was restarting nuclear reactors.

What would happen if any of their reactors develops problems similar to those at Fukushima?

The red line is what is done in most nuclear reactors. It's called the open fuel cycle.

Any development of fusion reactors would require producing tritium with industrial methods that have yet to be invented.

The reactor restarts in Fukui are welcome news to small, geographically and economic isolated host communities.

Europe is equally responsible for advancing research on more secure technologies, particularly a fourth generation of nuclear reactor technology.

Ukraine should take its reactors expiration dates as an opportunity to pursue a safer, more sustainable energy future.

The number of countries in this category is bound to increase as the number of nuclear power reactors doubles over the next 20 years.

And, if it is successful, the reactor will produce half a gigawatt of fusion power and open the way for commercial reactors.

The lack of cooling caused a series of hydrogen explosions that severely damaged four of the six reactors at the Daiichi complex.

It was part of a complex that included eight CANDU reactors, which provided heat and power for the heavy water plant.

The shutdown of all reactors across Japan was devastating for many local host communities where nuclear power plants are the backbone of the economy.

Under the terms of the deal, Russia will help Iran construct at least two more nuclear reactors and as many as eight.

First Post reports that on September 13, the Supreme Court has refused to halt the loading of fuel rods in one of the two reactors of the Koodankulam nuclear power plant, but they have agreed to examine the risk associated to the project and consider peoples' safety.

Politician Fukushima Mizuo, of Japan's Social Democratic Party, also weighed in at the end of May, following the decision to restart the Oi reactors I'm in Shiga Prefecture.

But the episode represented a serious escalation of hostilities and served as an important reminder of the vulnerability of nuclear reactors in warzones.

It has taken a tragedy of great proportions to prompt some leaders to act to avoid similar calamities at nuclear reactors elsewhere in the world.

These decisions affect a total of 26 reactors, while 61 reactors are under construction around the world, with another 156 projected and 343 under official consideration.

It could claim that closure demonstrates its commitment to reducing regional nuclear tensions, while sending a message about the wisdom of building reactors in the world s most volatile region.

For example, what deal if any was struck with Russia's nuclear industry to allow for the continued construction of nuclear plants in Iran?

This was clearly demonstrated late last year when a South Korean consortium won a contract to build four nuclear reactors in the United Arab Emirates late last year, beating out the French.

Scheduled to commence operations in 2017, the Kazakh fuel bank will store up to 90 tons of LEU, sufficient to refuel three typical power producing light water reactors.

The International Atomic Energy Agency expects at least 90 additional nuclear power reactors to join the 437 now in operation globally by 2030. Although some countries abandoned or scaled back their nuclear energy plans after Fukushima, major users of nuclear power, such as China, India, and Russia, are going forward with ambitious expansion plans.

The International Atomic Energy Agency expects at least 90 additional nuclear power reactors to join the 437 now in operation globally by 2030.

New reactors being built today incorporate significantly enhanced safety features, both active and passive, compared to the Fukushima generation of reactors.

In return, India has pledged to open 14 of its 22 existing and planned nuclear power reactors, as well as all future civil reactors, to international inspection.

Such plans, however, are by no means foolproof not least owing to the difficulties of finding concealed nuclear assets and safeguarding reactors.

There has been no answer yet, though there does seem to be some recent movement between Russia and Iran on the provision of nuclear fuel for Iran s controversial reactors.

On Sunday morning protestors from eight villages near the plant assembled at the beach and stood in sea water to protest moves to load uranium fuel in one of the two reactors.

The framework places significant limits on Iran s nuclear program, including the number and type of centrifuges, the sort of reactors, and the amount and quality of enriched uranium that the country may possess.

First, Iran must halt all enrichment of uranium to 20 purity (a level required for research reactors, but only a short step away, in practical terms, from weapons grade uranium).

At present only 19 out of 54 nuclear reactors at power plants are operating and the government has been urging citizens particularly those living in Eastern Japan to reduce energy consumption in order to avoid power shortages resulting from the disaster at the Fukushima nuclear power plant.

China has replaced Germany as the world s leading exporter, while South Korea s Korean Electric recently outbid Electricité de France to build three nuclear reactors in Abu Dhabi.

Some scientists have argued that the neutron irradiation in IFMIF won t be the same as in fusion reactors, but it should be noted that its cost, at one billion euros, will be one tenth that of ITER.

At the same time, the international community should support research on energy saving and storage, and accelerate the development of fourth generation nuclear reactors, which will use fission and be both clean and durable.

This was the second nuclear reactor to be restarted at Takahama, and brings up to five the number of reactors restarted across the country after being shut down following the the triple disaster (earthquake, tsunami and nuclear disaster) that struck Japan in March 2011.

At the same time, the international community should support research on energy saving and storage, and accelerate the development of fourth generation nuclear reactors, which will use fission and be both clean and durable.

I heard from Nathan Myhrvold and I think here's the action point it'll take an act of Congress to make the Nuclear Regulatory Commission start moving quickly on these small reactors, which we need very much, here and in the world.

Beyond the obvious risks associated with instability, there is the fact that Ukraine depends on Russia not only for most of the fuel to run its aging reactors, but also for the treatment and storage of most of its spent fuel.