Growing biofilms actively alter host environment, study reveals

Dental plaque, gut bacteria and the slippery sheen on river rocks are all examples of biofilms, organized communities of microorganisms that colonize our bodies and the world around us. A recent study led by Penn State researchers ...

Quantum tool opens door to uncharted phenomena

Entanglement is a quantum phenomenon where the properties of two or more particles become interconnected in such a way that one cannot assign a definite state to each individual particle anymore. Rather, we have to consider ...

Study reveals how corals control their algae population

A new study, published by KAUST researchers in Nature Communications, shows that corals, jellyfish, and other symbiotic cnidarians control their symbiotic algae by limiting the amount of nitrogen available for proliferation.

Even low levels of artificial light disrupt ecosystems

A new collection of papers on artificial light at night show the impact of light pollution to be surprisingly far-reaching, with even low levels of artificial light disrupting species communities and entire ecosystems. Published ...

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Feedback describes the situation when output from (or information about the result of) an event or phenomenon in the past will influence an occurrence or occurrences of the same (i.e. same defined) event / phenomenon (or the continuation / development of the original phenomenon) in the present or future. When an event is part of a chain of cause-and-effect that forms a circuit or loop, then the event is said to "feed back" into itself.

Feedback is also a synonym for:

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