Affordable stove - powered by sound

Affordable stove - powered by sound

It's a cooker, a fridge and a generator in one, it uses thermoacoustics to convert biofuels to energy — and it could have a huge impact on the lives of people in the world's poorest communities,…
The link between psychology and saliva

The link between psychology and saliva

Hormones in children's saliva may be a biological indicator of the trauma kids undergo when they are chronically bullied by peers, according to researchers who say biological markers can aid in the…
The 'driving' force behind electric vehicles

The 'driving' force behind electric vehicles

Cultural differences between countries run right to the heart of government, thereby influencing technological innovation. This is reported in a comparative study by David Calef and Robert Goble…
Tropical farmer still has a lot to learn

Tropical farmer still has a lot to learn

Food producers in developing countries still need to make many improvements before they can compete effectively on the world market. This is the conclusion from researchers at Wageningen University…