A Waterloo, Ont. company is celebrating a world’s first on a mission that saw four space tourists orbit the north and south poles earlier this month.

Utilizing modern X-ray techniques and computed tomography ... The CT scans generated 3D images that provided layer-by-layer ...

Dual-energy X-ray absorptiometry (DXA, or formerly DEXA) is a technique used to measure bone mineral density (BMD). The preferred regions for BMD measurement are lumbar spine, proximal femur and whole ...