Missing data on Earth's magnetic field is in the oven

(Phys.org)—A New Zealand research team hopes to retrieve missing parts of a puzzle about the Earth's magnetic field and changes to it over time. Grabbing their attention are the stones that line Maori steam ovens. They ...

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 ...

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 ...

page 1 from 3