Mathematics of scale: Big, small and everything in between

Breathe. As your lungs expand, air fills 500 million tiny alveoli, each a fraction of a millimeter across. As you exhale, these millions of tiny breaths merge effortlessly through larger and larger airways into one ultimate ...

How one fern can soak up so much arsenic—and not die

Arsenic-contaminated soil and groundwater pose risks to millions of Americans and hundreds of millions of people worldwide. Cleaning up the toxic metal is a laborious and expensive process, with some remediations of arsenic ...

Plenty of habitat for bears in Europe

Great opportunity for European brown bears: A new study spearheaded by the German Centre for Integrative Biodiversity Research (iDiv) and the Martin Luther University Halle-Wittenberg (MLU) shows that there are still many ...

Fern-tastic! Crowdfunded fern genomes published

On July 17, 2014, the world decided it wanted to learn the genomic secrets hidden in the beautiful little, floating water fern, Azolla filiculoides. Not only did they want to know, but they paid for it too—a whopping $22,160 ...

Study documents drought's impact on redwood forest ferns

The native ferns that form a lush green understory in coastal redwood forests are well adapted to dry summers and periodic droughts, but California's current prolonged drought has taken a toll on them. A comprehensive study ...

page 1 from 3