SCIENCE Science word of the day: Heliosphere - Live Science Monday, July 20, 2026 Advertisement Read Original Article → Related Dispatches [US] · Jul 20 Fry runs for Graham’s seat; wildfire in SC national forest [EU] · Jul 20 Aptar Beauty Launches Next-Generation Auto-Loading Dropper Technology for Easier, More Accurate Skincare Dosing [CA] · Jul 20 Letter: Recent coverage overlooks cause of extreme conditions