US to restart plutonium production for deep space exploration

The end of NASA's plutonium shortage may be in sight. On Monday March 18th, NASA's planetary science division head Jim Green announced that production of Plutonium-238 (Pu-238) by the United States Department of Energy (DOE) ...

Dwarf planet Haumea shines with crystalline ice

The fifth dwarf planet of the Solar System, Haumea, and at least one of its two satellites, are covered in crystalline water-ice due to the tidal forces between them and the heat of radiogenic elements. This is the finding ...

Nuclear photonics: Gamma rays search for concealed nuclear threats

Gamma rays are the most energetic type of light wave and can penetrate through lead and other thick containers. A powerful new source of gamma rays will allow officials to search for hidden reactor fuel/nuclear bomb material.

Silver Crucial For WWII Bomb

In the middle of World War II, Secretary of War Henry Stimson asked Treasury Secretary Henry Morgenthau if he could borrow some of the government's silver on repository in West Point, N.Y. With metal in high demand for weaponry, ...