Topic: evolutionary adaptation
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Beans Recruit Immune Receptors to Attack Caterpillars
Researchers have identified a single immune receptor in common bean plants that acts as a master switch for detecting caterpillar attacks and launching anti-herbivore defenses. When a caterpillar feeds, its saliva deposits fragments of the plant's own ATP synthase enzyme, specifically a peptide c...
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Zombie fungus found thriving in mosses too
A new study in "IMA Fungus" reveals that "Cordyceps" fungi also live inside mosses near infected insects, suggesting a second life stage that may help the fungus survive when insect hosts are scarce,and possibly explaining why infected insects bite into moss before dying. "Cordyceps" includes ove...
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Human Eye Resolution Far Exceeds Previous Estimates
At typical living room distances, the human eye cannot fully resolve the pixel density of 4K or 8K TVs, making a standard 2K screen potentially comparable in visual experience for many consumers. The study found that the eye's resolution limit is higher than the traditional 60 pixels per degree, ...
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Fruit Flies Chase Invisible Scent Trails to Find Food
Fruit flies track odors in turbulent air, where scent plumes are fragmented into unpredictable bursts, making navigation a complex challenge. The traditional "surge and cast" theory, based on simple reflexes, fails to explain how flies track winding plumes over long distances. New research by Van...
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