2015-05-16, 16:20
Are Dying Carbon Stars The Ultimate Source Of Our DNA?
News of recent lab experiments --- demonstrating how chemical “cosmic barbecues” around nearby dying carbon-rich stars might have created life’s prebiotic building blocks --- glossed over one key point. That is, would enough of such material have survived the journey from interstellar space through Earth’s atmosphere to a violent impact on the surface of our young planet?
http://www.forbes.com/sites/brucedormine...uture-tech
News of recent lab experiments --- demonstrating how chemical “cosmic barbecues” around nearby dying carbon-rich stars might have created life’s prebiotic building blocks --- glossed over one key point. That is, would enough of such material have survived the journey from interstellar space through Earth’s atmosphere to a violent impact on the surface of our young planet?
http://www.forbes.com/sites/brucedormine...uture-tech