Seeing light over contaminated soil
The device works by utilizing a small hydraulic ram attached on the back of a truck. When the vehicle is parked in the sample area, the ram fires a metal rod 30 m into the soil. At the top of the rod,...
Isotope production comes back on-line in Canada and the US
Brookhaven will produce germanium-68, which is used to calibrate positron emission tomography (PET) scanners, and copper-67 for diagnostic and research purposes. It will also make strontium-82: this i...
World supply of medical isotopes under threat
The Chalk River lab is owned by Atomic Energy of Canada (AECL) and supplies molybdenum-99, iodine-125, iodine-131 and xenon-133 to MDS Nordion for the manufacture of radiopharmaceuticals. A derivative...
Irradiating eggs
A number of different radiation sources, such as gamma-rays and X-rays, have been used to pasteurize intact eggs. However, the high radiation dose needed to kill Salmonella and other bacteria leads to...
Bone breakthrough
One of the holy grails of medicine is the production of a compound that help speeds up the regeneration of bone. Toshiyuki Ohnishi and Nobuhiro Moriyama, have patented a material they claim can do so....
Light up your heart
Pacemakers work by sending a electrical pulse from a pacemaker through a lead to endocardial tissue, a layer of tissue which is then simulated inside the heart. The lead passes into the heart through ...
