Penn study finds earlier peak for Spain’s glaciers

The finding sheds new light on how regional climate has varied over time, providing information that could lead to more-accurate global climate models.

Lowest temperature for life discovered

Scientists have pinpointed the lowest temperature at which simple life can live and grow.

Bat-killing fungus continues to spread west through the US

Wildlife officials have detected the fungus that causes white-nose syndrome in bats from Arkansas. The fungus could reach the Rocky Mountains as early as 2015.

Monarch butterfly habitat in Mexican forests at 20-year low

Climate change and illegal logging in Mexican forests, where the monarchs spend the winter, may be contributing the decline of monarch butterflies.

Wolves howl because they care

When a member of the wolf pack leaves the group, the howling by those left behind isn't a reflection of stress but of the quality of their relationships.

U.S. Southeast experiencing extreme rainfall in 2013

Many rainfall records have been broken or will be broken before 2013 is over, in the U.S. Southeast. Due to the rain, it has been a cool summer there.

Meat-eating predators eat fruit, study says

A Wildlife Conservation Society led study examines overlooked role fruit-eating crocodilians may play in forest regeneration.

More people, more air pollution

But the population-pollution relationship is not the same everywhere.

Tiny fish widens false eye on fins to distract predators

A science team in Australia has the first clear evidence that damsel fish can change the size of both a false eye and their real eye to maximize chances of survival.

Bland, mushy apples, brought to you by climate change

A 40-year study finds tart, crisp apples are losing their zing, and that rising temperatures may be the cause.

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