Aside from our perception, how can we know that time exists?
More attempts to explain why time might be real rather than just a figment of our imaginations
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This week鈥檚 new questions
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When is the right time to panic?
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Does simmering versus boiling make a difference when cooking?
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Could we run out of musical note combinations? (continued)
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This week鈥檚 new questions
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Can bullets fired upwards cause injuries when they return to earth?
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How complex does an organism have to be to exhibit free will?
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What is the smallest whole number with no interesting properties?
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This week鈥檚 new questions
What could have caused the patchwork of colours on this leaf (pictured)? And what is the best way to preserve images digitally so that they can be accessed 100 years from now?
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Why haven鈥檛 cats evolved since domestication, unlike other animals?
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Why does an appointment set for 11.17 seem to demand punctuality?
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What is the most eco-friendly way to deal with dead bodies? (Part 2)
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This week鈥檚 new questions
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