Japan economy, Toyota feel effects of disaster

The impact of Japan's earthquake and nuclear crisis rippled through the economy Wednesday as the government downgraded its outlook and Toyota announced more temporary plant shutdowns overseas.

Why won't the supernova explode?

(Phys.org) -- Somewhere in the Milky Way, a massive old star is about to die a spectacular death. As its nuclear fuel runs out, the star begins to collapse under its own tremendous weight. Crushing pressure triggers new nuclear ...

Astronomer discovers supernova in Fireworks Galaxy

On May 13, 2017, Patrick Wiggins, public outreach educator for the University of Utah's Department of Physics & Astronomy, and NASA solar system ambassador to Utah, spotted something unusual in the sky. He was looking at ...

Plutonium in troubled reactors, spent fuel pools

(AP) --The fuel rods at all six reactors at the stricken Fukushima Dai-ichi complex contain plutonium - better known as fuel for nuclear weapons. While plutonium is more toxic than uranium, other radioactive elements leaking ...

Extracting uranium from seawater

(Phys.org) -- Fueling nuclear reactors with uranium harvested from the ocean could become more feasible because of a material developed by a team led by the Department of Energy's Oak Ridge National Laboratory.

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