It seemed feasible until we started thinking about patients who wanted to get their imaging or radiation done elsewhere.

NEWYORKER: Testing, Testing

The new machine will be attached to a linear accelerator, a device used for radiation therapy, to allow simultaneous imaging and treatment, according to Sha Chang, who will lead the team that tests it.

ECONOMIST: Modern X-ray technology

Other potential applications include studying radiation transport, which will benefit astronomers and medical imaging technologies.

FORBES: Cray Claims The Fastest Supercomputing Crown With The NVIDIA-Powered Titan

In fact, on Monday the American Heart Association issued an advisory warning that imaging tests, including CT scans, be used cautiously to minimize exposure to radiation.

CNN: Heart test can pack radioactive wallop

The technique, called Image Guided Intensity Modulated Radiotherapy Treatment uses imaging provided by a CT scan to target the tumour before a powerful but precisely shaped radiation dose is administered.

BBC: 'Cinderella cancer' comes in from the cold