KQED's QUEST looks at the ultra-rare albino redwood trees: "Only a few dozen albino redwood trees are known to exist. They are genetic mutants that lack the chlorophyll needed for photosynthesis. But how and why they survive is a scientific mystery." Albino Redwoods, Ghosts of the Forest
David Pescovitz is Boing Boing's co-editor/managing partner. He's also a research director at Institute for the Future. On Instagram, he's @pesco.