John tells us that a Scangauge will tell your insurance company if you "drive less, apply a light foot on the pedal, and avoid sudden stops" and that you will get lower rates if you are a good boy or girl. Don't we already have too many backseat drivers?
Get up close and personal with the natural world with these amazing photos.
Use this list to clean without spreading toxic chemicals around your home.
Don't miss the beer-can shingles on this DIY beauty that was built in a day
Photographer Daniel Beltrá's shocking visual journal of the disaster.
Modular design is a new wave in tech, making gadgets greener along the way.
From hermit crab shells to moon bases, 3D printing may remake the world.
Toast your grad's entry into the big wide world with durable, useful gifts.
