The new technique generates an image (top right) from the speckle pattern created when light from the coloured numerals (top left) is scattered by the mostly opaque surface in the middle. (Courtesy: M ...

A sugar mixture similar to hard candy studded with tiny metal discs or rings has been used to deposit patterns onto microscopic objects. This method of creating texture on small objects could be ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Python, for all its power and popularity, has long lacked a form of flow control found in other languages—a way to take a value and match it elegantly against one of a number of possible conditions.