Living on Earth
A new supermarket lets shoppers bring in their own reusable containers for everything from butter to beer.
How extreme weather increases competition for scarce natural resources and increases violence towards the world’s poorest citizens.
Clean energy entrepreneurs are exploring how to turn tidal power into zero-emissions electricity with very little environmental impact.
How personalization on the internet, combined with the influence of social media, creates a 'filter bubble' that limits access to certain kinds of information.
Efficiency standards for light bulbs have some conservatives asking why the government is dictating what people choose to use in their homes.
The LeafSnap app allows users to take pictures of leaves and upload them in order to identify different species of trees.
Growing evidence suggests environmental factors may play larger role than genetics as cause of autism.
The Earth is entering a period of heightened solar activity -- how this affects power grids and wireless signals.
The White House has reportedly suggested a 56-miles-per-gallon standard.
Transportation experts say Cleveland and New York are the safest cities for pedestrians; Orlando, Tampa and Jacksonville the most dangerous.