Mathematics can save lives at sea

Hundreds of people die at sea every year due to vessel and airplane accidents. Emergency teams have little time to rescue those in the water because the probability of finding a person alive plummets after six hours. Beyond ...

Distinguishing earthquake foreshocks and aftershocks

Up to now, there was no way of predicting whether a powerful earthquake was likely to be followed by one of even greater magnitude. But the results of a study recently published in Nature by Laura Gulia and Stefan Wiemer ...

Ants rescue their injured

The African Matabele ants (Megaponera analis) are widespread south of the Sahara and are a specialised termite predator. Two to four times a day, the ants set out to hunt prey. Proceeding in long files, they raid termites ...

New England experts concerned by sighting of invasive turtle

Two odd-looking Chinese soft-shelled marsh turtles raised for food in Asia have been seen south of Boston, and there's concern they could eventually threaten local ecosystems if they become established in New England.

Clever copters can learn as they fly (w/ Video)

(Phys.org) —The research paves the way for robots to work intelligently alongside humans in ways that are currently familiar only through science fiction films. The robots could play important roles in crisis situations ...

Can walkies tell who's the leader of the pack?

Dogs' paths during group walks could be used to determine leadership roles and through that their social ranks and personality traits, say researchers from Oxford University, Eötvös University, Budapest and the Hungarian ...

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