Do we or other animals benefit from a symbiosis with fungi?
Humans don鈥檛 have exactly the same type of mutually beneficial relationships that plants share with fungi, and they may not even be the culprit for itchy feet says our readers
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When does a theory become a fact, and who decides? (part 3)
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This week鈥檚 new questions
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Why does sticking my tongue out seem to help me concentrate?
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Why does a candle make more smoke just after it has been put out?
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What is this shell-like structure (pictured) found in a disused mine?
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Why can鈥檛 I judge bathwater’s temperature with my left hand? (cont)
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This week鈥檚 new questions
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If energy cannot be created or destroyed, where does it come from?
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In the cold, why does our body require warm covers but not our face?
On a cold night, why does our body require clothing or bedding yet our face remains warm without covering?
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What caused this red-only rainbow, when there was no rain? (part 2)
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This week鈥檚 new questions
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Why do only some materials glow under UV light?
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What is the best way to store images for the next 100 years? (Part 2)
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