What we learned this week

CBS News celebrates how roundabouts save lives, cut journey times and reduce emissions. Roundabouts are everywhere in the UK, and so it takes a piece like this from the US to remind us of their climate credentials.

Getting a smart meter added to your home delivers data to the utility companies, which makes billing and grid management easier. You can use the data too, and the Hugo app has a variety of tools to track energy usage and set budgets. Could be quite a useful app in the coming month...