Ever see a drone fly through an ice cave?
Five foods threatened by climate change
Six terrifying ancient (and extinct) beasts
Raging waters: 13 of Canada's worst floods
Terror from the deep! Five scary sea-beasts
Five ridiculously long-lived organisms
The most important forecast ever: D-Day
We made our own UFO! Six weird aircraft
Six civilizations destroyed by climate change
Asteroids attack! Six tales of meteor impacts
Six people who survived devastating tornadoes
Six ways to make Earth Week into Earth Year
Five ways we saved the world
Six weird Mars photos
From cute wildlife to stunning iceberg landscapes
From super-cars to cats: Six of the fastest things EVER
Exploding comets and falling space stations
From spider-nauts to cosmic beer
Five pint-sized predators who fear nothing
Pick your poison: Snow-nados or ice tsunami
Volcanic Lightning! Fire tornados!...
Cattle thieves from space?
Can thorium halt climate change?
Six castaways who defied the ocean
Minus 47? Game on!
So much for 'forever'
Guaranteed to scare you this winter
Think last week was cold? Try minus 95 degrees!
One hundred metre snowdrifts
The most-read stories of 2013
LOOK BACK: Six devastating ice storms
The whole lake disappeared
The shark with a chainsaw for a face
How do aquariums feed all those fish?
Winter wisdom: what's the woolly worm say?
Seven weird, awesome, plain terrifying holes
History's deadliest storms
Six Canadian battles shaped by the weather
Ancient UFOs and underwater people
Eight deadly hurricanes: Powerful Atlantic storms that killed thousands
Six man-made features you can see from orbit
Climate change? Deploy orbital sunshade!
The quake that ended a city
When bugs were bigger than people
Day the Mediterranean dried up (and refilled)
Attack of the giant toads! Seven invasive species
Diamonds in the sky: Seven fantastic planets
To the North Pole! Seven great Arctic pioneers
Blasts from the past: Eight volcanoes that made history
10 of Canada's worst train disasters
When dinosaurs ruled Alberta!
Canada's deadly shipwrecks
From Juan to Hazel and beyond: Canada's worst hurricanes
7 armies that fought Mother Nature (and lost)