Earth Science
Sprawling storm sparks gravity waves in the skies over Canada
Explainers
What is cloud seeding? How scientists hope to generate rain
Space
How to get the most out of auroras, meteor showers, and other night sky events
PHOTOS: Exceptional solar storm sparks stunning auroras across Canada
Bright Northern Lights possible tonight after arrival of speedy solar storm
How hot water fuels the world’s most powerful hurricanes
A hurricane can explode in size after shedding its own eye
Perfect conditions aid SpaceX in unprecedented, mid-air rocket grab
Here’s a gorgeous view of your world on the autumn equinox
New study explains why tsunami signals last year in Greenland lasted for days
