A section of a 100 year-old bridge crossing the Tennessee River in Kentucky was imploded Tuesday morning in front of a huge crowd of spectators.
Canadian 'wows' with oilsands project
Clean up of the toxic byproducts from oilsands starts with a Calgary teenager.
Signs of a changing season
As summer draws to a close, we are reflecting on the season that was.
The Franklin Expedition: What we didn't know
What you need to know about the incredible journey of Franklin and his crew.