Trees and lawns beat the heat

In cities, humans replace the natural ground cover with roofs, pavement and other artificial materials that are impervious to water. These surfaces significantly change how the land absorbs and releases energy and cause the ...

Surface waves can help nanostructured devices keep their cool

Due to the continuing progress in miniaturization of silicon microelectronic and photonic devices, the cooling of device structures is increasingly challenging. Conventional heat transport in bulk materials is dominated by ...

The Marangoni Effect can be used to obtain freshwater from the sea

A study conducted at the Politecnico di Torino, in collaboration with the Massachusetts Institute of Technology (MIT), and published in the journal Energy and Environmental Science, presents a solar desalination device capable ...

Lack of support prolongs unemployment

Everyone has to call in sick at work at some point. With caseworkers at the employment office, however, a sudden absence has direct economic consequences for a third party: The people they support are unemployed on average ...

page 1 from 100