These are today's best ideas
By Eillie Anzilotti in CityLab
By Adrienne Raphel in the New Yorker
By Alex Goldmark at NPR’s Planet Money
By Lisa Zyga in Phys.org
By Kristin Hohenadel in Slate
The Aspen Institute is an educational and policy studies organization based in Washington, D.C.
TIME Ideas hosts the world's leading voices, providing commentary on events in news, society, and culture. We welcome outside contributions. Opinions expressed do not necessarily reflect the views of TIME editors.