LifeGreen worms create a superorganism that becomes a giant seaweed These flatworms live off energy provided by the green algae they store in their tissues – allowing them to spend their lives sunbathing on sandy beaches Regulars
Micro-ratchet spins pearls with perfect symmetry It took humans hundreds of thousands of years to invent the wheel, but molluscs have been turning out flawless spheres for hundreds of millions of years. 51¶¯Âþ