A multi-laboratory comparative analysis of chromatin immunoprecipitation on array (ChIP-chip) provides an objective opportunity to compare tiling array platforms, amplification procedures and ...

Optical materials are substances used to manipulate the flow of light. This can include reflecting, absorbing, focusing or splitting an optical beam. The efficiency of a specific material at each task ...

For more than a century, photographers have had to choose which part of a scene should be tack sharp and which parts would blur away. A new generation of optics and algorithms is quietly rewriting ...