Researchers have developed robotic wings that mimic the movement of butterfly wings using only magnetic fields, with no need for batteries or electronics. Inspired by the endurance and efficiency of ...

The owl butterfly is one example of this ... It looks just like a rolled-up, dry leaf, but the wings are actually flat. The curling illusion is produced by an effect called countershading - in this ...

In the culinary world, it means cutting something almost in half, leaving the food connected at the bottom so it splays out flat ... one big piece -- like butterfly wings. Carefully lift the ...

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 ...