The greatest unsolved maths problem: how much for three chicken wings?
These photos of strangers who look like twins will have you doing a double take.
Medical students have been dissecting cadavers for centuries. Could 3D printers make the practice obsolete?
Dr Ryan Jefferies spends his days around mummified heads, body parts afflicted with various diseases and a real-life ‘mermaid’. We asked him all about it.