Sunday, January 13, 2013

A flower on Martian surface!




We go on trekking to explore about animals or birds in the wild nature. Our such exploration extends also to other planets and moons. But here we include also extra-terrestrial living things, that are similar to us, the human beings. Over the years, we read and heard the news that signs of life, like water etc. does exist in other planets and moons. Recently, in December 2012 it has been reported in the news that a flower is found on the surface of Mars - a Martian Flower!

Sunday, January 6, 2013

Tender wonder, the Silverfish!




In 1960s, I observed some creatures creeping  on the wall of our house. When I tried to catch them, they ran and escaped behind wall-hanging calendars. Even if I caught one of them gently, it slipped away to safety leaving behind a silvery white powder on my fingers - just like a moth leaves its scales! It is the Silverfish (Lepisma saccharina, Fishmoth, 'Velli poochi' in Tamil).

Sunday, December 23, 2012

Refreshing drink - Tender Coconut Water!





In India one can easily identify kiosks selling soft drinks by the bunches of tender coconuts hanging on the front of them. Even in winter these coconuts are available with them, since the water present in them has many other uses apart from being taken as a natural beverage. This Tender Coconut Water ('Elani thannee' in Tamil) found inside the greenish or orange tender coconuts ('Elanee') cools down the body in hot summer; so it is in much demand.

Thursday, December 13, 2012

The ubiquitous foam plastic - Thermocol!




In 1970s, I went to an exhibition conducted by a Polytechnic Institute located at Madurai, South India. There at one of the stalls, students were demonstrating to the public a block of white material that they cut by a heated wire! The hot nichrome wire stretching between two poles cut the block when it was applied from above and pressed down on it.

Wednesday, December 5, 2012

Goose bumps by smaller Erector pili muscles!




We notice occasionally that we have raised pimple-like areas on our skin each with a hair in its centre, when we enter into the chillness of outdoors or when we are excited much on seeing 'hair-raising' scenes. These raised skin areas are all well known as goose bumps (or goose flesh). How they are made?

Monday, November 26, 2012

Green seed pod? No, Green Vine Snake!




In childhood, we used to talk about the exciting stories that we heard - like that of snakes and ghosts. Out of the snake stories there was one that of a green snake that strikes at eyes when one approaches it! It is the Green Vine Snake (Ahaetulla nasuta, Green whip snake, 'Patcha paamboo' or 'Kankotthi paamboo' in Tamil).

Friday, November 9, 2012

Colourful Coppersmith Barbet




One day at forenoon a curious sound was heard somewhere nearby my house. It was like this: 'tok . tok . tok' repeated for a long time. On careful search outdoors, it revealed the source of it: a bird called Coppersmith Barbet (Megalaima haemacephala, Crimson-breasted barbet). It is called so, because it has its 'call' that resembles the sound produced by a copper smith when he strikes a metal with hammer. It is seen as a small bird like a sparrow; but on closer view its bright colours are revealed.

Friday, November 2, 2012

Hippopotamus lives as a frog!




As school kids, we wondered about an animal that lives in water. We imagined it then as a buffalo lying in tank and taking bath. It is the Hippopotamus (Hippopotamus amphibius, 'Neer Yaanai' in Tamil meaning 'water elephant'). When we saw it in a zoo then, it resembled a large sized pig, that is lying in mud avoiding sun's heat! Submerged in water, it was also like a frog or a crocodile, showing only its nostrils, eyes and ears above the water surface.

Saturday, October 20, 2012

Moon's play - Waxing and Waning!




In the past adamant children were fed by mothers at dinnertime showing the mesmerizing moon on the sky; children too stopped their crying and chewed in the food seeing the charm of the moon. Children seem to be indulging in these thoughts: why this moon is not stable and goes on changing day by day - waxing sometimes and waning sometimes! OK. Now, why there are these waxing and waning in Moon?
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