23/03/2017

Isotopic makeup of atmospheric sulfate and nitrate

Oxygen has three stable isotopes (16O, 17O and 18O). Enrichment of 17O relative to the dominant 16O is normally about half of that of 18O for various physicochemical processes, except for ozone (O3) production, which uniquely ...

Research shows some viruses can infect even after major mutations

Portland State University researchers have found that only about half the genes in a specific virus affecting single cell organisms is needed to infect a host. This means the virus can undergo major mutations without losing ...

How science is helping the police search for bodies in water

Police divers have started searching a canal in North Lanarkshire, Scotland, hoping to find the remains of schoolgirl Moira Anderson who disappeared, suspected murdered, in 1957. The operation follows an investigation by ...

Non-breeding ravens live in highly dynamic social groups

Ravens have impressive cognitive skills when interacting with conspecifics – comparable to many primates, whose social intelligence has been related to their life in groups. An international collaboration of researchers ...

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