• Dec 17, 2025 Terrae Motus La Sismologia Da Eratostene Allo Tsunami Di Sumatra te you're mentally squinting in the ancient Athenian sun, trying to decipher Eratosthenes' brilliant (and surprisingly accurate!) early measurements, and the next you're feeling the chilling, undeniable power of the Sumatra tsunami. By Rogelio Collier III