08/01/2018

Self-defense for plants

When you see brown spots on otherwise healthy green leaves, you may be witnessing a plant's immune response as it tries to keep a bacterial infection from spreading. Some plants are more resistant to such infections than ...

Surprising result shocks scientists studying spin

Imagine playing a game of billiards, putting a bit of counter-clockwise spin on the cue ball and watching it deflect to the right as it strikes its target ball. With luck, or skill, the target ball sinks into the corner pocket ...

Agricultural fungicide attracts honey bees, study finds

When given the choice, honey bee foragers prefer to collect sugar syrup laced with the fungicide chlorothalonil over sugar syrup alone, researchers report in the journal Scientific Reports.

Many Midwestern retailers sell mislabeled invasive vines

Gardeners hoping to celebrate the beauty of American bittersweet - a native vine that produces orange berries in the fall and is used for wreaths - may be unwittingly buying an invasive bittersweet instead. That's because ...

DNA evidence is putting rhino poachers behind bars, study shows

In murder investigations, DNA evidence often helps to link a perpetrator to a crime scene and put him or her behind bars. Now, researchers reporting in Current Biology on January 8 show that DNA evidence is also successfully ...

Bacteria make blue jeans green

They can be tight, flared, ripped at the knee. Jeans come in all styles and colours these days, but one hue will always be synonymous with the world's favourite garment: indigo blue.

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