People & Culture Maritime historian Vickie Jensen discusses her new book chronicling the stories of underwater trailblazers
Science & Tech Citizen science platform iNaturalist is testing artificial intelligence to help with species identification
Mapping Satellites produce new ultra-precise topographic map of Earth German satellites TanDEM-X and TerraSAR-X spent five years orbiting Earth in close formation to create 3D global map of unprecedented accuracy 247 words 1 minutes