This tiny wooden device buries seeds.
No motor. No battery. Moisture makes the wood twist, helping the carrier work its way into the soil.
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A tiny wooden device that buries seeds
Carnegie Mellon researchers fashioned these experimental carriers from wood veneer.
They designed three tails to help the carrier stand upright before it burrows.
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A tiny wooden device that buries seeds
The inspiration came from Erodium plants, whose seeds have coiled appendages that move as moisture changes.
The wooden carrier borrows that natural mechanism to help plant other seeds.
