Astronomy Physics Recent Work Mapping the invisible Most maps show places you can visit and how to get there. Most maps, however, were not made by astronomers… February 18, 2012August 8, 2018
For Kids Physics The Dark Side of the Universe I wrote this feature about dark matter and dark energy for Science News for Kids. Read the whole story here.… April 26, 2011August 8, 2018
Astronomy Physics 8 Ways Scientists Look at—But Don’t Yet See—Dark Matter The hunt for dark matter is on, and scientists are looking for the mysterious stuff on Earth and in space.… January 1, 2011August 8, 2018