NASA could lose ‘best-value space projects’

Policy: Budget could send space science off in new directions at NASA.

The budget outline the White House unveiled on 28 February caps a week of startling news for NASA. On orders from the White House, NASA managers last week told Congress they intend to cancel plans for a Pluto flyby and a mission to study the solar wind. The agency is also following orders to make major cuts to the international space station after acknowledging huge cost overruns in the orbitin...

NASA CONFERENCE on SPACE TELEROBOTICS

Mechanical Engineering Department University of Minnesota Minneapolis, MN 55455 USA Abstract Robot manipulators are designed to perform tasks which would otherwise be executed by a human operator. No manipulator can even approach the speed and accuracy with which humans execute these tasks. But manipulators have the capability to exceed human ability in one particular area; strength. Through an...

Nasa Directions in Space Propulsion

In his National Space Policy of 1988, President Reagan committed to a goal of expanding human presence and activity in the solar system. This goal has provided the impetus for a resurgence of activity across a broad range of space technology efforts in general and for a number of propulsion technology programs in particular. Building on recommendations from several detailed studies of the U.S. ...

Choosing the Best Bundle of Projects: A DEA Approach

Do Disadvantaged Urban Schools Lose Their Best Teachers?

Recent research documents substantial variation in teacher quality as measured by value added to student achievement, much of which is not captured by characteristics typically used in the hiring and salary determination processes including post-graduate schooling and experience. Consequently an understanding of the impact of teacher transitions on school quality cannot focus simply on such obs...