Best of Last Week – A less crowded universe, antibiotics altering child development and reducing rumination

(—It was a pretty big week for space science as researchers at Vanderbilt University unveiled a new model of cosmic stickiness that favors a “Big Rip” demise of the universe—they have found a way to mathematically bridge the gap between relativity and the classic notion of viscosity. Another team, this one working at Michigan State University, has concluded that we are not alone—but the universe may be less crowded than we think; they found evidence that suggests there might be fewer galaxies out further in the universe than has been thought. Also, astronomers at the University of Manchester are predicting fireworks from a close encounter of the stellar kind as a pulsar moving around a companion star is set to plunge though a disk of gas and dust setting off a burst of emissions. —> Read More