Eruptions in Iceland and Papau New Guinea capture the world's attention. See incredible video of both volcanoes.
The science behind amazing firework displays
Dire warning on climate change from UN report
NASA spots evidence for supernovas near Earth
Mysterious earthquake lights flash in Calif.
Pluto-bound spacecraft captures Neptune
Giant crack appears in the earth in Mexico
24 hrs after San Fran: Peru struck by quake
Is Vancouver at risk of the "Big One?"
Wildfire smoke to cloud Vancouver Island
It's like standing near a 'Window into hell'
Early stages of massive galaxy construction
'Where the powerful storms now live'
Sorry, arachnophobes: Spiders getting bigger
On set in Alberta, DiCaprio challenges PM
San Fran aftershock pegged as '1-in-3' chance
Cleanup reveals real power of San Fran quake
California quake largest since 1989
Powerful quakes felt near Iceland volcano