Chlorophyll a
File sealed
The detectives are still writing this one up. The poster and the facts are below; the film and the interrogation room open soon.
Booking photographs


The suspect, from its real atomic coordinates. Drag to turn it. Height chart in nanometers, ruled every 0.1 nm. A kale leaf is about eighty million times longer.
Rap sheet
- Answers to
- Chlorophyll. Greek for “pale green leaf.”
- Height
- 3.1 nm, standing on its head.
- Weight
- 1.5 zeptograms
- Build
- A flat ring head with a magnesium atom at its heart, and a long oily tail.
- Color
- Eats red and blue light, hands back the green. Glows red under a UV lamp.
- Weakness
- Heat and acid pull its magnesium out. Overcooked greens go olive drab.
- First seen
- Named by two Paris pharmacists who said they had “no right” to name it, then did.
- Known for
- Hiding the yellow in leaves all summer.
- Last seen
- A 5 mL tube marked KALE in the fridge at HQ.
of them in a cup of chopped raw kale, give or take.
Kale varies. You’ve never seen one.
The poster on the street
This is the photocopied wanted poster for Chlorophyll a, No. 40. They were made for noticeboards around Boston, Cambridge and the rest of the east coast.
Found one? Scan its QR code with your phone. If you're a signed-in player, the sighting goes on your record with +1 XP.
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