Researchers are developing a technique for imaging mammalian gene expression with ultrasound by combining human bacteria and virus DNA.

Soundscapes may influence the evolution of tightly co-evolved host-parasitoid relationships. Both traffic noise and natural ocean noise were found to inhibit parasitoid Ormia fly orientation to sound, which affects reproduction of the fly and survival of the cricket host.

A new analysis of Kotzebue Sound fish has found that mercury levels in a variety of its subsistence species are safe for unrestricted consumption. The study tested 297 subsistence-caught fish. The average mercury levels for each of the eight species were at levels considered safe by the Alaska Department of Health and Social Services.

The volume of water used during a wash cycle, rather than the spinning action of the washing machine, is the key factor in the release of plastic microfibres from clothes.