TechnologyDavid and Goliath: What do we do about surveillance? From spyware designed to catch students misbehaving to police tracking rioters by phone, we are spied on as never before, reveals a book by Bruce Schneier CultureLab
EarthCO2 emissions may have stalled in 2014 – why? The surprise plateauing of carbon emissions even as the global economy grew may be a one-off event fuelled by several factors News