Why letting salmon escape could benefit bears and fishers

New research suggests that allowing more Pacific salmon to spawn in coastal streams will not only benefit the natural environment, including grizzly bears, but could also lead to more salmon in the ocean and thus larger salmon ...

Catching more of the sun

Combining quantum dots and organic molecules can enable solar cells to capture more of the sun's light.

Footsteps could power mobile devices

When you're on the go and your smartphone battery is low, in the not-so-distant future, you could charge it simply by plugging it into … your shoe.

Nanowires exhibit giant piezoelectricity

Gallium nitride (GaN) and zinc oxide (ZnO) are among the most technologically relevant semiconducting materials. Gallium nitride is ubiquitous today in optoelectronic elements such as blue lasers (hence the blue-ray disc) ...

Time is ripe for wine grapes

CSIRO researchers have discovered a new method growers could use to control when their grapes ripen, without affecting wine quality.

Harvesting vibrations to power microsensors

Battery replacement may soon be a thing of the past. Researchers from A*STAR's Institute of Microelectronics (IME) are tapping into low frequency vibrations, the most abundant and ubiquitous energy source in the surroundings, ...

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