Low oxygen triggers moth molt

A new explanation for one of nature's most mysterious processes, the transformation of caterpillars into moths or butterflies, might best be described as breathless.

New multi-use device can shed light on oxygen intake

(PhysOrg.com) -- A fiber-optic sensor created by a team of Purdue University researchers that is capable of measuring oxygen intake rates could have broad applications ranging from plant root development to assessing the ...