Hiroshi Sugimoto has made works of art and architecture that are conceptual in nature and that challenge our notions of time, ...

Here is a round-up of the new batch of snaps sent in by our readers. If you would like to feature on this page, send in your ...

A clinical trial involves the study of the safety, efficacy and/or dosage regimen of a therapeutic intervention (such as a drug) in humans selected according to predetermined criteria of ...