Across the globe, floods and droughts aren’t striking at random — they’re moving to a shared rhythm driven by El Niño and La Niña. Credit: Shutterstock Droughts and floods can disrupt daily life, damage ecosystems, and strain local and global economies. Scientists at The University of Texas at Austin set out to better understand these water extremes by studying how they develop and spread across the planet. Their work points to a powerful climate force that links distant regions in surprising