21/09/2016

In exploring the 'now,' new book links flow of time with Big Bang

A simple question from his wife – Does physics really allow people to travel back in time? – propelled physicist Richard Muller on a quest to resolve a fundamental problem that had puzzled him throughout his 45-year career: ...

Image: Simulating Martian dust storms

Mars is a dusty place and you might not think it is surprising that we regularly see dust storms on its surface. But the phenomenon has puzzled scientists since the 1980s when experiments showed that typical wind speeds recorded ...

Study measures effects of congestion on access to jobs by car

New research from the Accessibility Observatory at the University of Minnesota estimates the impact of traffic congestion on access to jobs for the 50 largest (by population) metropolitan areas in the United States.

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