Humans can't, but turtles can: Switching off senescence

All living organisms age and die—there is no way of escaping death. But not all organisms follow the same pattern of weakening and deterioration to old age and death—counter-intuitive as it may seem.

Wagers winter plants make to survive

Spend water or save water? Grow or reproduce? For the tiny desert plants that bloom during the winter, the choices are life-or-death gambles, and ecologists at the University of Arizona have identified the wagers that will ...

Repeat spawning comes with tradeoffs for trout

Steelhead trout that spawn multiple times have more than twice the lifetime reproductive success of single spawning trout, suggesting there is a substantial benefit associated with repeat spawning. But it comes with a tradeoff, ...

Sharing the risks, costs of biomass crops

Farmers who grow corn and soybeans can take advantage of government price support programs and crop insurance, but similar programs are not available for those who grow biomass crops such as Miscanthus. A University of Illinois ...

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