The reciprocity of light pulse propagation in a disordered photonic structure can be 'switched off' by creating a local, ultrafast nonlinearity. Reciprocity is a fundamental concept in light transport ...

If I scratch your back and you scratch mine, then we're both better off as a result – so goes the principle of reciprocity, one of the most popular explanations for how co-operative behaviour has ...

The protocol of "you scratch my back, and I'll scratch yours" is an old business strategy. This philosophy can serve small-business owners interested in cost-effective ways of marketing their ...

Spread the love“`html The transition from elementary school to middle school can be a rollercoaster for many young adolescents. With new environments, social dynamics, and academic pressures, the ...

It is, I believe, generally recognized that collaboration among funders is important, because none of us has the resources to make serious inroads on big problems by ourselves. Yet despite widespread ...

“Do unto others as you would have done unto you.” The Golden Rule is often repeated, but seems to be rarely followed. That is, until you look closely. We are entering into a network economy, where our ...

"If equal affection cannot be, let the more loving one be me"—W. H. Auden Romantic love naturally craves reciprocity; yet not all forms of reciprocity are healthy. Some can, in fact, be toxic.