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Japan's Energy Shortage
By summer, no nuclear plants will be operating in Japan, where mistrust reverberates one year after the world’s second-worst nuclear accident, at Fukushima Daiichi.
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Photos: Japan Tsunami, Then and Now
A year ago Sunday, the March 11 Japan tsunami flooded highways, tossed boats and cars, and leveled cities. See what the region looks like now.
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Where Will Next Tsunami Hit?
One year after the great Japan earthquake and tsunami, at least six other places worldwide are vulnerable to giant killer waves.
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Fukushima's Legacy, One Year Later
A look at things a year after one of the world's worst nuclear accidents.
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Mapping Nuclear Fallout After Fukushima
One year after the Fukushima disaster in Japan, the nuclear industry is still grappling with how to handle the risks that come with extreme natural disasters.
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Tsunami-Debris Cruise Announced
Tourists are paying thousands to sail through a floating field of debris from the Japanese tsunami that could be the size of California.
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Photos: Cleanup at Fukushima
Radioactive decay, contaminated water, soil, and hot spots pose challenges for Japan after the nuclear accident at Fukushima.
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Rare Video: Japan Tsunami
The March 11 earthquake and tsunami left more than 28,000 dead or missing. See incredible footage of the tsunami swamping cities and turning buildings into rubble. Video.
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Japan Radiation Harming Sea Life?
If radiation from the Fukushima Daiichi nuclear plant continues to enter the ocean, animals could suffer "bizarre mutations" or worse.
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Photos: Top Nuclear Nations' Earthquake Risk
Among the ten nations that produce the most nuclear power, Japan is not alone in facing an earthquake hazard.
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New Tsunami Pictures
Newly released before-and-after pictures show what it was like to be face-to-face with the tsunami.
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Inside Japan’s Hot Zone
Photographs from inside the Fukushima Daiichi power plant show workers as they struggle, amid peril, to stabilize the damaged reactors.
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Seeking Safer Nuclear Design
Only four of the 65 nuclear plants under construction worldwide are designs with integrated “passive safety” systems that could stave off overheating when power is lost.
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Quiz: What Do You Know About Nuclear Power?
You know that the Fukushima Daiichi (pictured) is now the site of one of the worst nuclear power crises the world has ever faced, but how much do you really know about energy generated by fission?
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How Japan's Nuclear Crisis Is Different
Learn how the crisis at the Fukushima Daiichi nuclear plant compares to previous disasters at Chernobyl and Three Mile Island.
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Japan Reactor Radiation Risk
What kind of radiation are workers at Japan's stricken nuclear power plant—and everyday people—facing? What exactly is radiation sickness?
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Japan Reactors, Before and After
New and old satellite pictures reveal just how much damage Japan's Fukushima Daiichi nuclear power plant has sustained.
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Japan Tsunami, Before & After Images
See zoomable satellite pictures of Japan before and after a magnitude 9.0 earthquake spawned a deadly tsunami.
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Japan Quake Shortened Day
The magnitude 9.0 earthquake that struck Japan last Friday was powerful enough to shorten Earth's day by 1.8 microseconds.
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Japan Quake Not the "Big One"?
Though Friday's earthquake was the largest in Japanese history, it struck far from the Tokyo area, where in 1923 142,000 died.
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Pictures: Shark Swallows Shark
Divers on Australia's Great Barrier Reef recently snapped rare pictures of a wobbegong, or carpet shark, swallowing a bamboo shark whole.
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New Space Pictures
Star trails streak over a salt lake, ice blooms into "broccoli," and the sun sets off sparks in this week's best space pictures.
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Hangover Cures Explained
From B vitamins to hot peppers—suggestions abound for how to banish that New Year's Eve hangover.