Frog population explodes in region of Vermont

A wet spring has caused one frog population to explode in an area of Vermont where throngs of the amphibians have been hopping through fields and lawns, darting across roads and getting flattened by cars and tractors.

When should banks chase debts? New method could help them decide

Like Kenny Rogers' gambler, who has to "know when to hold 'em, know when to fold 'em," banks face financial risks and uncertainty when deciding when to chase consumers who default on their credit card payments and when to ...

A tree stump that should be dead is still alive; here's why

Within a shrouded New Zealand forest, a tree stump keeps itself alive by holding onto the roots of its neighboring trees, exchanging water and resources through the grafted root system. New research, publishing July 25 in ...

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