29/12/2008

Grazing animals help spread plant disease

Researchers have discovered that grazing animals such as deer and rabbits are actually helping to spread plant disease - quadrupling its prevalence in some cases - and encouraging an invasion of annual grasses that threaten ...

Scientists isolate genes that made 1918 flu lethal

By mixing and matching a contemporary flu virus with the "Spanish flu" — a virus that killed between 20 and 50 million people 90 years ago in history's most devastating outbreak of infectious disease — researchers have ...

Viruses, start your engines!

(PhysOrg.com) -- Peering at structures only atoms across, researchers have identified the clockwork that drives a powerful virus nanomotor. Because of the motor's strength--to scale, twice that of an automobile--the new findings ...

Making digital maps more current and accurate

(PhysOrg.com) -- European researchers have designed an innovative new system to help keep motorists on the right track by constantly updating their digital maps and fixing anomalies and errors. Now the partners are mapping ...

Flowering plants speed post-surgery recovery

Contact with nature has long been suspected to increase positive feelings, reduce stress, and provide distraction from the pain associated with recovery from surgery. Now, research has confirmed the beneficial effects of ...

Web-based case studies help students develop career skills

A survey of employers in the landscape industry revealed the importance of arming landscaping and horticulture students with technical knowledge, practical application, and problem-solving skills. Teaching students the skills ...

Matrix fragments trigger fatal excitement

Shredded extracellular matrix (ECM) is toxic to neurons. Chen et al. reveal a new mechanism for how ECM demolition causes brain damage. The study will appear in the December 29, 2008 issue of The Journal of Cell Biology.

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