Topic: experimental methods
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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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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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Neanderthals Used Birch Tar as Ancient Antiseptic
Emerging evidence suggests Neanderthals used birch tar not only as an adhesive but also as a versatile antiseptic to treat wounds and prevent infection, indicating sophisticated practical knowledge. Scientific testing shows distilled birch tar is effective against common bacteria like Staphyloco…
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