Beans’ talk

Vegetables employ fungi to carry messages between them.

(from The Economist, July 6, 2013)

THE idea that plants have developed a subterranean internet, which they
use to raise the alarm when danger threatens, sounds more like the
science-fiction of James Cameron’s film “Avatar” than any sort of
science fact. But fact it seems to be, if work by David Johnson of the
University of Aberdeen is anything to go by. For Dr Johnson believes he
has shown that just such an internet, with fungal hyphae standing in for
local Wi-Fi, alerts beanstalks to danger if one of their neighbours is
attacked by aphids.

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