A robotics activist’s remarkable crusade
Twenty-two years ago, Silicon Valley executive Henry Evans had a massive stroke that left him mute and paralyzed from the neck down. But that didn’t prevent him from becoming a leading advocate of adaptive robotic tech to help disabled people – or from writing country songs, one letter at a time. Correspondent John Blackstone talks […]
Capturing the melting of glaciers, with data and art
For more than 40 years, glaciologist Mauri Pelto has been measuring the shrinking glaciers in the rugged North Cascade Mountains of Washington State. He’s been joined by his daughter, artist-scientist Jill Pelto, whose watercolors provide another view of the drastically-changing landscape, as the effects of human-caused climate change on glaciers becomes even more starkly apparent. […]