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
‘ACE’ is the best way to measure a hurricane season’s ferocity
Sprawling storm sparks gravity waves in the skies over Canada
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
