Technical flaws, ballooning costs and unconfirmed effectiveness have plagued the “ace card” in preventing groundwater from accumulating within the crippled Fukushima No. 1 nuclear power plant.

An curved arrow pointing right. Engineers at Japan's Fukushima nuclear power plant have designed an "ice wall" to stop the spread of radiation into the groundwater. Produced by Maya Dangerfield.

A wall of water over 15 meters (50 feet) tall slammed into the coastal Fukushima Daiichi nuclear ... treated radioactive wastewater into the sea last August. The controversial discharges have ...

All of Japan's 54 commercial nuclear power plants were shut down after the Fukushima disaster ... built an anti-tsunami wall ...

China’s tests of seawater samples collected from near Japan’s Fukushima nuclear plant have found no negative impact on marine species, increasing the chances that Beijing will eventually lift ...

Tokyo on Tuesday unveiled a half-billion dollar plan to stem radioactive water leaks at Fukushima, creating a wall of ice underneath ... the plant and out to sea, is also causing problems.

The government on April 13 formally decided to release more than 1 million tons of contaminated water from the crippled Fukushima No. 1 nuclear plant into the sea, despite fierce protests from ...