July 24, 2013 10:15 pm | Updated 10:15 pm IST
How does eating ginger prevent nausea?
Sriram.G, Bengaluru
Why don’t the fishes living in deep sea not affected by the high water pressure?
Kathula Akhil, Secunderabad, Andhra Pradesh
Fire does not exist in the absence of air but how is it possible for sun to have immense heat and chemical reactions in the absence of air?
Dipanshu Jain, Hyderabad
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