Acids & bases and salts
Acids, Bases and Salts
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₹ 50
Fact file
Benefits of Planting Trees
Most often we plant trees to provide shade and beautify our landscapes. These are great benefits but trees also provide other less obvious benefits.
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This ancient fish was bigger than a whale shark—and faster than scientists ever imagined
Scientists have long struggled to explain why bony fishes are so small: The heaviest—the ocean sunfish—is just 2.
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₹ 10
Why do coco-de-mer seeds grow so large?
Trees that colonise isolated islands often develop bigger seeds. No species demonstrates this evolutionary pattern more than the coco-de-mer, a native of the Seychelles, whose record-breaking seeds can reach a whopping 40-50cm in diameter.
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