{"version":1,"type":"rich","provider_name":"Libsyn","provider_url":"https:\/\/www.libsyn.com","height":90,"width":600,"title":"One million ways to sex a chicken egg, and how plastic finds its way to Arctic ice ","description":"Researchers, regulators, and the chicken industry are all united in their search for a way to make eggs more ethical by stopping culling\u2014the killing of male chicks born to laying hens. Contributing Correspondent Gretchen Vogel talks with host Sarah Crespi about the many approaches being tried to [determine the sex of chicken embryos before they hatch-linkTK], from robots with lasers, to MRIs, to AI, to gene editing with CRISPR. &amp;nbsp; Also this week, Sarah talks with  Melanie Bergmann, a marine biologist at the Alfred Wegener Institute for Polar and Marine Research in Bremerhaven, Germany, about finding microplastic particles in snow all the way up at the Fram Strait, between Greenland and the Svalbarg archipelago in Norway. &amp;nbsp; This week\u2019s episode was edited by Podigy. &amp;nbsp; Ads on this week\u2019s show: Science Sessions podcast; National Highway Traffic Safety Administration &amp;nbsp; Listen to previous podcasts. &amp;nbsp; About the Science Podcast &amp;nbsp; [Image: fruchtzwerg\u2019s world\/Flickr; Music: Jeffrey Cook] &amp;nbsp; &amp;nbsp;++ Authors: Sarah Crespi; Gretchen Vogel ","author_name":"Science Magazine Podcast","author_url":"http:\/\/www.sciencemag.org","html":"<iframe title=\"Libsyn Player\" style=\"border: none\" src=\"\/\/html5-player.libsyn.com\/embed\/episode\/id\/10875279\/height\/90\/theme\/custom\/thumbnail\/yes\/direction\/forward\/render-playlist\/no\/custom-color\/88AA3C\/\" height=\"90\" width=\"600\" scrolling=\"no\"  allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen><\/iframe>","thumbnail_url":"https:\/\/assets.libsyn.com\/secure\/item\/10875279"}