Federal officials inject themselves in the debate over Metro safety. Maryland state lawmakers spar over early voting sites in Montgomery County. And Pope Francis' representatives in D.C. make a last-minute plea for a death row inmate in Virginia.
Internal combustion engines power everything from cars to planes to lawnmowers. But despite more than a century of new technology, the basic design has barely changed. We explore the challenge of making an efficient engine, and why despite the current wave of “green technology,” most experts believe we’ll be using the combustion engine for decades to come.
- Levi Tillemann-Dick CEO of IRIS Engines, Inc.
- Edward Tenner Historian of technology and culture; author of Why Things Bite Back; author of Our Own Devices; senior research associate at the Smithsonian's Lemelson Center; blogger for theatlantic.com.
Most Recent Shows
In a move to reclaim teaching time and address concerns about over-testing, Maryland's largest school district is phasing out final exams. The director of secondary curriculum explains.
Kojo explores the pivotal cases on the Supreme Court's docket this term and finds out how Court dynamics inside –- and outside –- the courtroom could impact cases.
Last weekend, people paid upwards of $100 to attend a music festival in the shadow of the Lincoln Memorial. While it was for a good cause, is it right to cordon off part of a national park for paying customers only? We hear from both sides.