Road salt alternatives alter aquatic ecosystems

Organic additives found in road salt alternatives—such as those used in the commercial products GeoMelt and Magic Salt—act as a fertilizer to aquatic ecosystems, promoting the growth of algae and organisms that eat algae, ...

Scientists reveal game of thrones in crab world

Crabs that invade smaller crab species' habitat overpower and evict incumbents from their burrows, but the two species ultimately co-exist and join forces against other invading crabs in a game of thrones once they establish ...

Zooplankton rapidly evolve tolerance to road salt

A common species of zooplankton—the smallest animals in the freshwater food web—can evolve genetic tolerance to moderate levels of road salt in as little as two and a half months, according to new research published online ...

Atacama Desert may have harbored lakes, wetlands

The arid Atacama Desert, thought to be a barrier to early South American settlers, may have held lakes large enough to sustain small human populations, according to new research presented here today. The lakes' presence challenges ...

Pluto's 'heart' sheds light on a possible buried ocean

Ever since NASA's New Horizons spacecraft flew by Pluto last year, evidence has been mounting that the dwarf planet may have a liquid ocean beneath its icy shell. Now, by modeling the impact dynamics that created a massive ...

Female fiddler crabs want protection not sex

New research has resolved a mystery over why female fiddler crabs visit and leave many males during mating season, and found the females aren't just being picky.

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