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All rights reserved. http://news.yahoo.com/i/2838 science Science - LiveScience.com en-us Fri, 03 Jul 2009 18:10:24 GMT 5 142 18 http://news.yahoo.com/i/2838 http://l.yimg.com/a/i/us/nws/th/main_142b.gif http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090703/sc_livescience/howthedeclarationofindependencechangedtheworld livescience/20090703/howthedeclarationofindependencechangedtheworld LiveScience.com science Fri, 03 Jul 2009 18:10:24 GMT LiveScience.com - In between mouthfuls of hot dogs and potato salad, Americans on this July Fourth might actually ponder those famous phrases scrawled near the top of the Declaration of Independence: http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090703/sc_livescience/evencockroachesgetfatonbadfood livescience/20090703/evencockroachesgetfatonbadfood LiveScience.com science Fri, 03 Jul 2009 15:25:56 GMT LiveScience.com - Cockroaches may be tiny enough to slip through the smallest of cracks, but just like humans, these eternal pests can get fat on an unhealthy diet. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090703/sc_livescience/whenwasthe4thofjulyfirstcelebrated livescience/20090703/whenwasthe4thofjulyfirstcelebrated LiveScience.com science Fri, 03 Jul 2009 13:30:54 GMT <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090703/sc_livescience/whenwasthe4thofjulyfirstcelebrated"><img src="http://d.yimg.com/a/p/ap/20090702/capt.81113208751c4c9aa27867e7f6dcfd03.oldest_july_4_celebration_risr102.jpg?x=130&y=84&q=85&sig=Q3n5HzmMYPBdgViZcCBTPA--" align="left" height="84" width="130" alt="Michelle DaSilva ties decorations to the frame of a soccer-themed float while helping family members and friends prepare for the annual Independence Day parade in Bristol, R.I., Monday, June 30, 2009. Bristol residents have marked July 4th every year since 1785, allowing the town to lay claim to the nation's oldest Independence Day celebration. (AP Photo/Steven Senne)" border="0" /></a>LiveScience.com - John Adams predicted in a letter to his wife Abigail that Americans would celebrate their Independence Day on July 2. Off by two days - not too bad for government work.</p><br clear="all"/> <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090703/sc_livescience/whenwasthe4thofjulyfirstcelebrated"><img src="http://d.yimg.com/a/p/ap/20090702/capt.81113208751c4c9aa27867e7f6dcfd03.oldest_july_4_celebration_risr102.jpg?x=130&y=84&q=85&sig=Q3n5HzmMYPBdgViZcCBTPA--" align="left" height="84" width="130" alt="photo" title="Michelle DaSilva ties decorations to the frame of a soccer-themed float while helping family members and friends prepare for the annual Independence Day parade in Bristol, R.I., Monday, June 30, 2009. Bristol residents have marked July 4th every year since 1785, allowing the town to lay claim to the nation's oldest Independence Day celebration. (AP Photo/Steven Senne)" border="0"/></a></p><br clear="all"/> (LiveScience.com) http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/thestrangeingredientsinfireworks livescience/20090702/thestrangeingredientsinfireworks LiveScience.com science Thu, 02 Jul 2009 20:50:51 GMT <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/thestrangeingredientsinfireworks"><img src="http://d.yimg.com/a/p/ap/20090702/capt.b85669eccfdf469b8680df6a2cb5d10c.frugal_fourth_waet203.jpg?x=130&y=76&q=85&sig=5YGnWDzm7T4hHgZTchehug--" align="left" height="76" width="130" alt="This June 30, 2009 photo shows Justin Yelle carrying fireworks for a customer at 'Boom City,' a collection of fireworks stands on the Tulalips Tribes' reservation near Marysville, Wash. The operators of thousands of fireworks stands on Indian reservations and in parking lots throughout the country are hoping patriotism, tradition and a strong need to party will translate to a billion dollars and more burning a collective hole in America's pockets. (AP Photo/Elaine Thompson)" border="0" /></a>LiveScience.com - Fireworks for the 4th of July are all about light, color and sound. But inside, there are some bizarre ingredients, from aluminum to Vaseline and even the stuff of rat poison.</p><br clear="all"/> <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/thestrangeingredientsinfireworks"><img src="http://d.yimg.com/a/p/ap/20090702/capt.b85669eccfdf469b8680df6a2cb5d10c.frugal_fourth_waet203.jpg?x=130&y=76&q=85&sig=5YGnWDzm7T4hHgZTchehug--" align="left" height="76" width="130" alt="photo" title="This June 30, 2009 photo shows Justin Yelle carrying fireworks for a customer at 'Boom City,' a collection of fireworks stands on the Tulalips Tribes' reservation near Marysville, Wash. The operators of thousands of fireworks stands on Indian reservations and in parking lots throughout the country are hoping patriotism, tradition and a strong need to party will translate to a billion dollars and more burning a collective hole in America's pockets. (AP Photo/Elaine Thompson)" border="0"/></a></p><br clear="all"/> (LiveScience.com) http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/footinmouthwhywedoit livescience/20090702/footinmouthwhywedoit LiveScience.com science Thu, 02 Jul 2009 18:10:29 GMT LiveScience.com - Scientists have figured out one surprising reason why we make social gaffes we desperately wish to avoid: Ironically, the very act of trying to avoid saying or doing something can sometimes cause it to happen. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/tinynewbatteryisprintable livescience/20090702/tinynewbatteryisprintable LiveScience.com science Thu, 02 Jul 2009 17:11:05 GMT LiveScience.com - A new battery, small and thin, weighs almost nothing and can be printed in a process similar to silk-screening shirts. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/howtokeeppetssafeduringfireworks livescience/20090702/howtokeeppetssafeduringfireworks LiveScience.com science Thu, 02 Jul 2009 15:40:59 GMT LiveScience.com - Fireworks can frighten pets, but it's their startling reactions that are more alarming for pet owners. Panicked dogs, for example, have been known to jump through doors and tear through window screens. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/tropicalrainfallmovingnorth livescience/20090702/tropicalrainfallmovingnorth LiveScience.com science Thu, 02 Jul 2009 14:31:00 GMT LiveScience.com - Earth's most prominent rain band, near the equator, has been moving north at an average rate of almost a mile (1.4 km) a year for three centuries, likely because of a warming world, scientists say. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090702/sc_livescience/ussocietyignoringseriousboyproblems livescience/20090702/ussocietyignoringseriousboyproblems LiveScience.com science Thu, 02 Jul 2009 03:00:57 GMT LiveScience.com - Growing up is tough. But for boys, it may be even tougher. While both boys and girls face issues - in school and out - the problems affecting boys are serious and have not been properly addressed by policy makers, according to a new review article by psychologist Judith Kleinfeld. Among the results: high rates of functional illiteracy and a troublingly high suicide rate that's become even more pronounced in recent years compared to the rate among girls. ... http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090701/sc_livescience/seaicelowestin800years livescience/20090701/seaicelowestin800years LiveScience.com science Wed, 01 Jul 2009 21:55:22 GMT LiveScience.com - A reconstruction of sea ice reveals the lowest levels in 800 years, according to new research published in the journal Climate Dynamics. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090701/sc_livescience/peopleunsureofbeliefsaremorecloseminded livescience/20090701/peopleunsureofbeliefsaremorecloseminded LiveScience.com science Wed, 01 Jul 2009 17:25:44 GMT LiveScience.com - People who are less confident in their beliefs are more reluctant than others to seek out opposing perspectives, researchers said today. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090701/sc_livescience/volcanoseruptioncreatescolorfulussunsets livescience/20090701/volcanoseruptioncreatescolorfulussunsets LiveScience.com science Wed, 01 Jul 2009 15:10:42 GMT <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090701/sc_livescience/volcanoseruptioncreatescolorfulussunsets"><img src="http://d.yimg.com/a/p/ap/20090624/capt.246e0a984fe942eb92cf23b3e346f480.space_station_volcano_ny109.jpg?x=130&y=85&q=85&sig=19YzlfCKKDsgH5yP00joNg--" align="left" height="85" width="130" alt="In this image provided by NASA a fortuitous orbit of the International Space Station allowed the astronauts this striking view of Sarychev volcano, in Russia's Kuril Islands, northeast of Japan, in an early stage of eruption on June 12, 2009. The main column is one of a series of plumes that rose above Matua Island on June 12. The plume appears to be a combination of brown ash and white steam. The vigorously rising plume gives the steam a bubble-like appearance; the surrounding atmosphere has been shoved up by the shock wave of the eruption. The smooth white cloud on top may be water condensation that resulted from rapid rising and cooling of the air mass above the ash column, and is probably a transient feature. The structure also indicates that little to no shearing winds were present at the time to disrupt the plume. (AP Photo/NASA)" border="0" /></a>LiveScience.com - Many people in the United States and Europe are seeing gorgeous lavender sunsets lately thanks to the eruption more than two weeks ago of Russia's Sarychev Peak volcano.</p><br clear="all"/> <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090701/sc_livescience/volcanoseruptioncreatescolorfulussunsets"><img src="http://d.yimg.com/a/p/ap/20090624/capt.246e0a984fe942eb92cf23b3e346f480.space_station_volcano_ny109.jpg?x=130&y=85&q=85&sig=19YzlfCKKDsgH5yP00joNg--" align="left" height="85" width="130" alt="photo" title="In this image provided by NASA a fortuitous orbit of the International Space Station allowed the astronauts this striking view of Sarychev volcano, in Russia's Kuril Islands, northeast of Japan, in an early stage of eruption on June 12, 2009. The main column is one of a series of plumes that rose above Matua Island on June 12. The plume appears to be a combination of brown ash and white steam. The vigorously rising plume gives the steam a bubble-like appearance; the surrounding atmosphere has been shoved up by the shock wave of the eruption. The smooth white cloud on top may be water condensation that resulted from rapid rising and cooling of the air mass above the ash column, and is probably a transient feature. The structure also indicates that little to no shearing winds were present at the time to disrupt the plume. (AP Photo/NASA)" border="0"/></a></p><br clear="all"/> (LiveScience.com) http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090701/sc_livescience/sandfoundtoflowlikewater livescience/20090701/sandfoundtoflowlikewater LiveScience.com science Wed, 01 Jul 2009 13:41:15 GMT LiveScience.com - When poured, sand behaves much like water to form water-like droplets, scientists have discovered. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090630/sc_livescience/newradaraimstodetectillegaltunnelsonusborder livescience/20090630/newradaraimstodetectillegaltunnelsonusborder LiveScience.com science Tue, 30 Jun 2009 20:56:13 GMT LiveScience.com - Radar technology could help U.S. border patrol agents spot underground tunnels dug by human smugglers and drug traffickers along the border, according to the Department of Homeland Security. Tunnel diggers have been hard at work along the U.S. border in recent days and months, the agency knows. Of every tunnel ever found by a patrol agent, 60 percent were discovered in the last three years, and patrollers spot a new one every month. But "all of them have been found by accident or human intelligence," said Ed Turner, a project manager with the U.S. ... http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090630/sc_livescience/menagreewhoshotwomendont livescience/20090630/menagreewhoshotwomendont LiveScience.com science Tue, 30 Jun 2009 17:01:38 GMT LiveScience.com - Thin and seductive, that's what men find attractive in women. But the ladies are less in agreement over what makes for a hot guy, new research finds. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090630/sc_livescience/snaketricksfishtoswimintoitsmouth livescience/20090630/snaketricksfishtoswimintoitsmouth LiveScience.com science Tue, 30 Jun 2009 15:20:56 GMT LiveScience.com - A small water snake has developed a sneaky trick: It startles fish into swimming right into its mouth. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090630/sc_livescience/whatsupersoniclookslike livescience/20090630/whatsupersoniclookslike LiveScience.com science Tue, 30 Jun 2009 13:35:28 GMT <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090630/sc_livescience/whatsupersoniclookslike"><img src="http://d.yimg.com/a/p/rids/20090629/i/r3626269604.jpg?x=93&y=130&q=85&sig=Iky6CZv1C7_0lZlz7vkxPA--" align="left" height="130" width="93" alt="A U.S. Air Force F-22 Raptor executes a supersonic flyby over the flight deck of the aircraft carrier USS John C. Stennis (CVN 74) in the Gulf of Alaska, in this handout photo taken on June 22, 2009. The John C. Stennis is participating in Northern Edge 2009, a joint exercise focusing on detecting and tracking units at sea, in the air and on land. Picture taken on June 22, 2009. REUTERS/Ronald Dejarnett/U.S. Navy/Handout (UNITED STATES MILITARY SOCIETY TRANSPORT IMAGES OF THE DAY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS" border="0" /></a>LiveScience.com - The breaking of the sound barrier is not just an audible phenomenon. As a new picture from the U.S. military shows, Mach 1 can be quite visual.</p><br clear="all"/> <p><a href="http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090630/sc_livescience/whatsupersoniclookslike"><img src="http://d.yimg.com/a/p/rids/20090629/i/r3626269604.jpg?x=93&y=130&q=85&sig=Iky6CZv1C7_0lZlz7vkxPA--" align="left" height="130" width="93" alt="photo" title="A U.S. Air Force F-22 Raptor executes a supersonic flyby over the flight deck of the aircraft carrier USS John C. Stennis (CVN 74) in the Gulf of Alaska, in this handout photo taken on June 22, 2009. The John C. Stennis is participating in Northern Edge 2009, a joint exercise focusing on detecting and tracking units at sea, in the air and on land. Picture taken on June 22, 2009. REUTERS/Ronald Dejarnett/U.S. Navy/Handout (UNITED STATES MILITARY SOCIETY TRANSPORT IMAGES OF THE DAY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS" border="0"/></a></p><br clear="all"/> (LiveScience.com) http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090630/sc_livescience/gettingoldisbetterthanexpected livescience/20090630/gettingoldisbetterthanexpected LiveScience.com science Tue, 30 Jun 2009 03:55:36 GMT LiveScience.com - When do we get old? People age 18 to 29 say "old age" starts at about 60. But those in middle-age figure it starts at 70. And those 65 and older put the threshold at 74. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090629/sc_livescience/studyhintsatwhatandhowdinosaursate livescience/20090629/studyhintsatwhatandhowdinosaursate LiveScience.com science Mon, 29 Jun 2009 21:05:55 GMT LiveScience.com - A giant, plant-eating dinosaur had a wacky way of chewing. When Edmontosaurus chomped down, its top teeth would splay outward, sliding across the bottom teeth and grinding up its leafy meals, suggests a new study. http://us.rd.yahoo.com/dailynews/rss/livescience/*http://news.yahoo.com/s/livescience/20090629/sc_livescience/hotdebateareyoumorelikechimpsororangutans livescience/20090629/hotdebateareyoumorelikechimpsororangutans LiveScience.com science Mon, 29 Jun 2009 18:55:25 GMT LiveScience.com - Everybody knows that humans' closest animal relatives are chimpanzees.