Already, it is teaching us how little we know. It may finally explain mysteries such as why humans have a chin – and what we ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Correspondence to Dr Alan J Card, Evidence-Based Health Solutions, LLC, PO Box 62, Notre Dame, IN 46556, USA; alan.j.card{at}gmail.com ‘The Problem with…’ series covers controversial topics related to ...

Steve Nix is a member of the Society of American Foresters and a former forest resources analyst for the state of Alabama. Leaves are the food factories of the tree. Powered by sunlight, the green ...

The BBC is not responsible for the content of external websites BBC SCIENCE is provided for general information only, and should not be treated as a substitute for the medical advice of your own ...

Horizontal lines run left to right, parallel to the horizon, with slope 0 and equation y = k. Vertical lines run top to bottom, perpendicular to the horizon, with undefined slope and equation x = k.

It's popular among the highly technical trades, but a fault tree can also pinpoint problems within a small manufacturing operation. A properly done fault tree analysis, or FTA, shows relations between ...

Abstract: In the synthesis of an optimal nonblocking supervisor for a discrete-event system (DES), the problem of state explosion is a well-known computational obstacle. This problem can often be ...

Abstract: This paper presents a unified representation of fast addition algorithms based on Counter Tree Diagrams (CTDs). By using CTDs, we can describe and analyze various adder architectures in a ...

Family tree isolated on white background. Family silhouette... Family tree isolated on white background. Family silhouette genealogical tree. Avatars portraits in circular frames connected by lines.

Family tree graphic black white isolated sketch illustration... Family Tree Genealogy Diagram Pictogram A set of pictogram representing the family tree of human. family tree diagram stock ...