A "cosmic CT scan" performed by scientists using two very different cosmic surveys has revealed the cosmos is less clumpy and ...

Computed tomography (CT) scanning provides images of sections of the body (slices) using special X ray equipment and sophisticated computers. CT scans of internal organs, bone, soft tissue and blood ...

Does the patient exposure from a CT procedure depend on the number of slices? Before answering this question, let’s compare two radiation quantities involved. First, dose, or absorbed dose, describes ...

"This process is like a cosmic CT scan, where we can look through different slices of cosmic history and track how matter clumped together at different epochs." A powerful combination of data from ...