Biology news

Bury weed problems with an occasional plough

Tossing topsoil around in Australia's often arid farming environment is not best practice, but modelling suggests an occasional turning of the soil can delay the rise of herbicide-resistant weeds.

dateAug 26, 2015 in Ecology
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Hepatitis A-like virus identified in seals

Scientists in the Center for Infection and Immunity at Columbia University's Mailman School of Public Health have discovered a new virus in seals that is the closest known relative of the human hepatitis A virus. The finding ...

dateAug 25, 2015 in Cell & Microbiology
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How plant sensors detect pathogens

In the mid-20th century, an American scientist named Harold Henry Flor helped explain how certain varieties of plants can fight off some plant killers (pathogens), but not others, with a model called the "gene-for-gene" hypothesis. ...

dateAug 25, 2015 in Biotechnology
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