This week鈥檚 new questions
Why do no other aquatic animals grow to a huge size like whales do? And could harvesting solar and wind energy change the planet and become harmful?
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Is it possible to distinguish sunrise from sunset from an image?
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Why does a candle flame go out when we blow on it?
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Would a tug of war be possible between France and England? (part 2)
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This week鈥檚 new questions
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What is the most efficient way to stir to dissolve something in water?
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Why is the noise of aeroplanes louder in colder weather?
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Why are birds mostly monogamous, but not mammals? (part 2)
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This week鈥檚 new questions
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Do I weigh more at night due to the gravitational pull of the sun?
Our readers debate the impact on our weight as we orbit the sun
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How do eardrums convey sound? Don鈥檛 the various frequencies interfere?
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In which direction in the sky did the big bang take place? (part 2)
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This week鈥檚 new questions
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How does a scone develop a 鈥渨aist鈥� as it rises in the oven?
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