[Image description: three headlines from NewScientist.com. The first one says “Trees may have a ‘heartbeat’ so slow we never noticed it” and was written by Andy Coghain; the second says “Tree stumps that should be dead can be kept alive by nearby trees” and was written by Ruby Prosser Scully; and the third says “If plants communicate by their roots, do they get lonely in pots?” End ID.]