Old Brain Still Full of New Ideas

January 28, 2019 Lisa Mungovan

96 year-old Arthur Ashkin became the oldest Nobel Prize winner last year. He helped invent optical tweezers, a laser beam that can hold and stretch DNA. His newest project is making cheap electricity, with a solar-energy-harnessing device, that captures and funnels light. He thinks his invention could save the world, and win another Nobel prize!