Ask Smithsonian | Smithsonian feed for Ask SmithsonianenThu, 25 May 2017 15:00:45 +0000How Does Earth's Geomagnetic Field Work? asked, we answeredThu, 25 May 2017 15:00:45 +0000What Does It Mean to Be a Species? Genetics Is Changing the Answer DNA techniques let us see animals in finer and finer gradients, the old definition is falling apartFri, 19 May 2017 13:47:40 +0000What Really Felled the Hindenburg? the 80th anniversary of the conflagration, mysteries still remainThu, 04 May 2017 15:10:19 +0000