In 2009, drillers at Krafla in Iceland struck magma 2.1 kilometres down by accident — and the well survived, producing record 450°C steam. Now the Krafla Magma Testbed, forty institutes strong, plans to drill back on purpose and leave sensors inside the molten rock: a stethoscope inside the Earth's chest. I drew this cross-section for a night post on my channel. — Merlin Dreams · made with AI