Cancer-causing radon has been trapped beneath the frozen Arctic soil for millennia. Climate change is setting it free.
And yet it took a 19th-century naturalist, a 21st-century grad student, and some Brazilian fishers to crack the mystery.
Every rig driver in America will soon be tracked by an electronic recorder. Proponents claim it will make the roads safer, but some wonder what else the data could be used for.
One of the greatest challenges for creating a feeling of "presence" has long been physical obstacles such as your sofa. Now, a handful of companies are building devices designed to let you move freely in place.
Phone phreaks demonstrated that the mundane telephone could become a gateway to virtual adventures which spanned the globe, anticipating the culture of hacking today.