03/11/2014

Combatting diseases in the greenhouse before they become visible

A camera that maps photosynthesis, a DNA test that can measure the slightest traces of pathogens, or a precision spray system that only affects the plant and not the surrounding air… The Gezonde Kas ('healthy greenhouse') ...

New method tracks metal-ion movement in periplasmic proteins

Copper is an essential nutrient for most organisms. However, it is toxic at high concentrations and, in fact, is used by macrophages to kill invading microbes. To counter the lethal effects of both environmental and host-defense ...

Virgin boss hits out after safety warning claim (Update)

Questions about why the Virgin Galactic spaceship crashed switched focus Monday to a prematurely-deployed lever on the doomed flight, as Virgin's boss suggested it may "well be" the cause.

Ningaloo snapper branches out of sanctuary zone

Spangled emperor (Lethrinus nebulosus) within the Ningaloo Marine Park have been found to move outside the sanctuary's boundary a year after being tagged—presenting possible implications for shoreline fishing rules.

Vine-tree-like CNT architectures

The vine-tree structure is widely observed in nature when the plant has a growth habit of trailing or climbing stems. The vines use trees for growth rather than devoting energy to development of supportive tissue, enabling ...

Hungarian red mud spill did little long-term damage

The aftereffects of the 2010 red mud spill that threatened to poison great swathes of the Hungarian countryside have turned out to be far less harmful than scientists originally feared.

South west shrubs get naming rights

Botanists have formally identified four rare and threatened native species, with efforts now turning to the shrubs' future management and conservation.

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