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Showing posts from April, 2008
20 April 2008
Humanity faces one of its shameful crises in the recent years and it’s about food, the basic ingredient of life.

Food riots turn deadly in Haiti

Across globe, hunger brings rising anger

Asian food crisis has political and civil implications

US Food Riots Much Closer Than You Think

Food riots to worsen without global action: UN

Search for ‘food riots’ in Google and you’d get results like the ones listed above.

Empty shelves in Caracas; Food riots in Bangladesh and Mexico; Warnings of hunger in Jamaica, Nepal, the Philippines and sub-Saharan Africa; Soaring prices for basic foods are beginning to lead to political instability, with governments being forced to step in to artificially control the cost of bread, maize, rice and dairy products. The price of rice in the world markets has surged 165 percent over the past year. The global food reserves are at their lowest in 25 years and that prices will remain high for years. If you combine the increase of the oil prices and the increa…

Vernal Equinox

20 March 2008
Today being the Vernal Equinox, or in other words, the day when Sun crosses the equator from southern hemisphere into the northern hemisphere, thoughts started drifting towards astronomy.

The Earth's seasons are caused by the rotation axis of the Earth not being perpendicular to its orbital plane (Note, seasons has nothing to do with the elliptical orbit of earth). The Earth's axis is tilted at an angle of approximately 23.44° from the orbital plane. As a consequence, for half a year (from around 20 March to around 22 September) the northern hemisphere tips toward the Sun, with the maximum around 21 June, while for the other half year the southern hemisphere has this honour, with the maximum around 21 December.
While surfing about eclipses during last month’s lunar eclipse, happened to realize that it’d take 18 years, 11 days and 8 hours for the same lunar eclipse to happen again (at the same location on earth). This cycle is called Saro’s cycle and understanding th…