Researchers at the University of Arkansas and the University of Michigan have reported the first use of ultra-low power ...

A sliding gate sits on wheels or rollers and a track. Because it is supported all the way along, it can be much heavier and much wider than a swinging gate. This means the automatic sliding gate ...

Using a network of synchronized sensors, a new system provides energy and meteorological data every tenth of a second to more ...

Phosphorus, a key ingredient in fertilizers, is running out. The world's food systems depend on phosphorus mined from limited reserves, yet much of what is applied to fields washes away, leaving soils ...

In a groundbreaking application of graphene technology, the first graphene-based solar cells have been successfully utilized ...

An array of graphene-silicon solar cells provides enough power to continuously supply small devices unconnected from the ...