Ecologists detect warning signals of malaria outbreak

Researchers at the University of Georgia have demonstrated that disease surveillance data can be used to predict certain infectious disease outbreaks. The team detected early warning signals of a 1993 resurgence of malaria ...

Testing early warning signals for crises, in lakes

Wouldn't it be great if we could tell the state of an ecosystem or the like - whether it's healthy or heading for a crisis - by keeping track of just a few key signals? Thanks to the theory of 'tipping points', that's not ...

Acoustic waves warn of tsunami

An early warning system against tsunamis has been developed and tailored for the need of the Mediterranean, but preparedness on the ground is paramount to ensuring peoples' safety.

Information transmission a good predictor of credit crisis

The recent credit crisis was preceded by a sharp increase in the transmission of information in the largest derivatives market. Such transmissions can therefore serve as indicators for the instability of the market. A team ...

Song sparrows escalate territorial threats (w/ Video)

Territorial song sparrows use increasingly threatening signals to ward off trespassing rivals. First an early warning that matches the intruder's song, then wing waving – a bird's version of "flipping the bird" – as the ...

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