Add Yahoo as a preferred source to see more of our stories on Google. By Matthew Stock People of all ages could soon be able to climb to the tops of trees thanks to two design graduates from London's ...

People of all ages could soon be able to climb to the tops of trees thanks to two design graduates from London's Royal College of Art (RCA). They've created a novel modular step system that is ...

You probably give little thought to why the stairs in your home are built the way they are. I’m talking about how high you need to lift your foot to get up to the next step and how deep the flat tread ...