wxxi NewsRoom: Science http://www.publicbroadcasting.net/wxxi/news/ wxxi NewsRoom: Science en-us Public Interactive newsroom.NewsRSS via Rome 30 Asteroid to burn up before hitting Earth http://www.publicbroadcasting.net/wxxi/news.newsmain?action=article&ARTICLE_ID=1383112&sectionID=6 WASHINGTON (Reuters) - A tiny asteroid discovered earlier Monday by an Arizona observatory will hit Earth's atmosphere over Sudan in a few hours but will burn up before it can hit the ground or endanger aircraft, astronomers said. Reuters Mon, 06 Oct 2008 21:52:12 GMT Reuters Safer prenatal Down's syndrome test found in U.S http://www.publicbroadcasting.net/wxxi/news.newsmain?action=article&ARTICLE_ID=1383092&sectionID=6 WASHINGTON (Reuters) - A prenatal blood test can be used to determine if an unborn baby has Down's syndrome without the small risk to the fetus posed by invasive testing methods such as amniocentesis, U.S. researchers said on Monday. Reuters Mon, 06 Oct 2008 21:08:22 GMT Reuters ADHD drugs cut risk of drug abuse, smoking: study http://www.publicbroadcasting.net/wxxi/news.newsmain?action=article&ARTICLE_ID=1383037&sectionID=6 CHICAGO (Reuters) - Girls who take stimulants to treat attention deficit hyperactivity disorder are less likely than others with the condition to start smoking or to abuse alcohol or drugs, U.S. researchers said on Monday. Reuters Mon, 06 Oct 2008 20:08:22 GMT Reuters Genes may explain racial disparities in asthma http://www.publicbroadcasting.net/wxxi/news.newsmain?action=article&ARTICLE_ID=1382931&sectionID=6 Reuters Mon, 06 Oct 2008 18:08:13 GMT Reuters AIDS pioneers and cancer researcher win Nobel prize http://www.publicbroadcasting.net/wxxi/news.newsmain?action=article&ARTICLE_ID=1382676&sectionID=6 STOCKHOLM (Reuters) - Two French scientists who discovered the AIDS virus and a German who found the virus that causes cervical cancer were awarded the 2008 Nobel prize for medicine or physiology on Monday. Reuters Mon, 06 Oct 2008 14:23:44 GMT Reuters