Flow charts are a common method of presenting information and one of the most difficult images to describe. Simple flow charts can be converted into nested lists with good results. Present the "boxes" ...

Flow chart illustrating the mechanism of action of the tapeworm-inspired tissue anchoring mechanism. Upon contact with a tissue surface (in this case, the intestinal lining), the small protruding ...

Humans on Mars would need to use the only raw materials available — water ice, atmospheric gases, the Martian soil and sunlight — to make everything they need for survival. Researchers like those in ...