Energy & Green Tech

Nuclear option: Earth's climate panacea or poison?

For its supporters, nuclear energy is the world's best—perhaps only—hope to avoid catastrophic climate change. Opponents say it is too expensive, too risky and totally unnecessary.

Automotive

Nuclear-powered submarines explained by a nuclear scientist

The Australian government has just declared an historic defense agreement with the United States and United Kingdom that will see a new fleet of nuclear-powered submarines patrol our shores and surrounding waters.

Energy & Green Tech

Fukushima plant failed to probe cause of faulty filters

Officials at Japan's wrecked Fukushima nuclear power plant have acknowledged they neglected to investigate the cause of faulty exhaust filters that are key to preventing radioactive pollution, after being forced to replace ...

Energy & Green Tech

Fukushima nuclear water to be released via undersea tunnel

The operator of the wrecked Fukushima nuclear power plant said Wednesday it plans to build an undersea tunnel so that massive amounts of treated but still radioactive water can be released into the ocean about 1 kilometer ...

Energy & Green Tech

Japan to release treated Fukushima water into sea: reports

Japan will release more than a million tonnes of treated radioactive water from the stricken Fukushima nuclear plant into the sea in a decades-long operation, reports said Friday, despite strong opposition from local fishermen.

Energy & Green Tech

UN agency: North Europe radiation likely linked to reactor

The U.N. nuclear agency said Friday that slightly elevated levels of radioactivity detected in northern Europe likely were related to a nuclear reactor that was either operating or undergoing maintenance, but it's still unclear ...

Electronics & Semiconductors

Layered solar cell technology boosts efficiency, affordability

The future's getting brighter for solar power. Researchers from CU Boulder have created a low-cost solar cell with one of the highest power-conversion efficiencies to date, by layering cells and using a unique combination ...

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