Butterflies and moths are masters of disguise, able to copy animal faces, rolled-up leaves and even snakes. Welcome to the kaleidoscopic world of the butterfly wing. How do butterflies and moths ...

Images of butterfly wings at the microscopic scale are stunning, and at the nanoscopic scale they become otherworldly. via ...

A vapour sensor based on an exact replica of the butterfly-scale design will most probably be unable to selectively quantify more than ten individual vapours from their mixture. A man-made ...

McCloskey advances on the butterfly, its body immobilised on the table with a loop of wire. One of its wings is stretched out - black inky veins running through a delicate orange membrane.

They're named butterfly doors because they look like the wings of a butterfly when fully opened thanks to their outward and up approach, which sees the entire door panel hoisted up into the air ...

Butterfly and moth wings can be stunningly beautiful. More importantly, some have colourful and elaborate patterns that serve as a defence against hungry predators. There are many butterfly and moth ...

A Monarch butterfly born in Canada will fly more than 3,000 miles to Mexico, across land it has never seen. Its journey is filled with peril, many never make it and those that do will never return.

Butterfly valves are quarter-turn rotary motion valves used as throttling valves to control flow through a system. They can be used with many different media. Butterfly valves offer several advantages ...

The tray is made from beautifully inlaid Amazonian hardwood and decorated with the wings of different butterflies. To that young child, the tray spoke of places which were unimaginably exotic and ...

To make butterfly cakes, cut the top off each cake using a small serrated knife – angling the knife in slightly so that you make a concave cut. Cut the tops in half, to make two ‘wings’.

Daniel Balakov/ Getty Images An iron butterfly is an options trade that ... defined risk because the high and low strike options (the wings), protect against significant moves in either direction.

The Price to Earnings (P/E) ratio, a key valuation measure, is calculated by dividing the stock's most recent closing price by the sum of the diluted earnings per share from continuing operations ...