The fern, Cyathea rojasiana, reconfigures these 'zombie leaves,' reversing the flow of water to draw nutrients back into the plant. Plant biologists report that a species of tree fern found only ...

The Chinese brake fern looks unassuming. But Pteris vittata has a superpower: It sucks up arsenic, tucks the toxic metal away in its fronds and lives to tell the tale. No other plants or animals ...