Best of Last Week – Dark matter maybe not so dark, chance of asteroid strike and statins increasing diabetes risk

(—It was an interesting week for physics as a multinational team of researchers found potential signs of “interacting” dark matter that suggested the mysterious material is not completely dark after all—observations of a group of four galaxies colliding indicated one dark matter clump that appeared to be lagging behind the others, suggesting something other than gravity was at work. In other news from space, astronomers (and many others) wondered if asteroid 2012 TC4 will hit the Earth in October 2017—it came close enough back in 2012 to make a strike a possibility the next time around. —> Read More