Space
Bright Northern Lights possible tonight after arrival of speedy solar storm
Explainers
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
Hurricane remnants can bring dangerous weather deep into Canada
Can hurricanes happen in the winter?
El Niño and wind shear: Atlantic hurricane season influencers
PHOTOS: Exceptional solar storm sparks stunning auroras across Canada
Europa Clipper to investigate whether Jupiter's icy moon can support alien life
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
Who holds onto the longest-setting September sun?