We humans have been helping other humans ever since we first walked upright. For most of the subsequent millennia, proximity has determined how much help we could provide in any given situation. Over ...

As Supertyphoon Haiyan struck the Philippines last week, the world has been kept in the loop with almost second-by-second updates of live tweets, images and videos of its impact. It’s another example ...

As rescuers scour rubble in Nepal, a digital humanitarian effort also swings into action. We hear about crowdsourcing efforts online to map the disaster, and find survivors. Our guest is Patrick Meier ...