Monthly Archives: January 2019

Waves in Saturn’s rings give precise measurement of planet’s rotation rate

Originally posted on Tallbloke's Talkshop:
Saturn from the Cassini orbiter [image credit: NASA] This has been a tricky problem for years as explained below, and now appears to have been resolved. But whether that’s the end of the story…

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Urban Density: An Oversimplified Concept?

Urban Density refers to the way people and buildings interact. Urban density is a term used in  planning and  design to refer to the number of people inhabiting a given urbanized area. As such it is to be distinguished from other measures of population density. … Continue reading

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A Colourful Morning in Aligarh

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Disaster Management: The Concept

The United Nations defines a disaster as a serious disruption of the functioning of a community or a society. Disasters involve widespread human, material, economic or environmental impacts, which exceed the ability of the affected community or society to cope using its … Continue reading

Posted in Class Notes, Natural Calamities | Leave a comment