Today, a group of entrepreneurs unveiled a new company that aims to mine precious metals and other resources from asteroids. The idea of exploiting the natural resources on asteroids has been around for more than a century, and this is not the first company to lay out such grand plans.
But as NPR's Nell Greenfieldboyce reports, this one does have the financial backing of some big names in high tech.
Robert Siegel and Melissa Block have a story about Domino's Pizza in the Netherlands. The company's electric scooters didn't make enough sound to warn oncoming bikers that they were coming. To fix the potential danger, Domino's installed devices on the scooters that emit fake engine noise.
A new study has determined that some automated essay graders can do as good of a job as humans. Melissa Block talks with New York Times education columnist Michael Winerip about the study and the weaknesses of automatic essay readers.
Originally published on Mon April 23, 2012 6:39 pm
ROBERT SIEGEL, HOST:
From NPR News, this is ALL THINGS CONSIDERED. I'm Robert Siegel.
MELISSA BLOCK, HOST:
And I'm Melissa Block.
President Obama toured the U.S. Holocaust Museum in Washington today joined by Holocaust survivor, author and Nobel Laureate, Elie Wiesel. Mr. Obama said the U.S. must never again allow such atrocities to take place.
As NPR's Don Gonyea reports, the president also announced new tools to punish countries that use technology to track and target their citizens.