News tagged with layer

Towards better understanding of railway ballast

SNCF engineers have been using mathematical models for many years to simulate the dynamic behavior of railways. These models have not been able to take into account large portions of the track have been extremely limited ...

dateNov 22, 2017 in Engineering
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Digger wasps and their chemistry

The skin of insects is usually covered by water-repellent hydrocarbons which protect them against desiccation and pathogens. This protective layer is species-specific in the majority of cases, creating a chemically unique ...

dateNov 03, 2017 in Evolution
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