Sciences > Astronomy What is a galaxy?

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A star filled sky on clear nights has provided mankind with a fascinating spectacle since time immemorial. For our ancestors the night sky was a realm of myths, legends and the supernatural; for us, however space probes and giant telescopes have made breathtaking views of the universe and scientific discussions on its secrets... More..

Pets & Animals > Reptiles & Amphibians Introduction to pythons

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Alert to the slightest sign of danger, a green tree python keeps watch high in a tree in New Guinea, coiled round her eggs. It is January, and she has been there since she laid them two months ago. The tree reaches a height of some 180 ft (55 m), and its canopy of leaves block out the light. Creepers curl up its massive trunk... More..

Sciences > Water & Oceanography The goliath grouper: a new fish species

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As the full moon of the year's shines down on a Caribbean coral reef of the Belize, 10,000 brown and white fish congregate 100 ft (30 m) beneath the water surface, where the reef drops down into the sea depths. They are Nassau groupers that have come to the spawn. On arrival, the 5-20 lb (2.3-9 kg) groupers form themselves in... More..

Pets & Animals > Reptiles & Amphibians Reptile facts: Green sea turtle

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For most of the year, the green turtles of Brazil spend their time in protected bays along the Atlantic coast. They feed on underwater fields on the grass, chomping with their horny, serrated, beak like jaws or bolting down seaweed fronds without chewing them.Along the same stretches of coast there are beaches free from preda... More..

Sciences > Chemistry An overview about the chemical element Sulfur

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Sulfur is a non metallic chemical element. It is found in nature both in its pure state, when it is a yellow crystalline solid and combined with other elements in compounds such as sulfides (metal pyrites) and sulfured. Sulfur burns readily and the old English name for it is brimstone from "burning stone".Nine-tenth of the wo... More..

Muhammad Akhir Ariffin

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1. An overview about the chemical element Sulfur
2. Introduction to pythons
3. Reptile facts: Green sea turtle
4. The goliath grouper: a new fish species
5. What is a galaxy?

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