Oceanic expedition uncovers vast genetic diversity Analysts discuss rumsfeld resignation and iraq study group report Effort to pass immigration bill fails in senate Shields and brooks Regulatory reform plan aimed at protecting larger economy China balances host role with delicate diplomacy during olympics Voters document experience at the polls with youtube project Backlash continues over billions paid in wall street bonuses in 2008 Economic downturn brings big changes to american workplace Markets plunge after government adds billions to aig rescue Massive financial rescue plan faces skepticism in congress Fed chairman upbeat on prospects for economic recovery Anger continues over aig as house passes tax on bonuses Gm to idle plants as auto industry faces tough choices Parties seek consensus on new financial stimulus plan Court strikes down racial criteria in school diversity plans Struggling automakers press congress for government aid Nations race for vast oil reserves in arctic Campaigns rush to court former clinton supporters in florida Viewers flock to comedy shows for dose of campaign humor Scientists celebrate big breakthrough with particle collider Senate passage of schip measure increases pressure on president bush Released audio tapes shed light on court hearings Reshaped democratic field hits the ground running in tight race Cartoons divide west and muslim world Violence erupts over controversial political cartoons Death of kenneth lay while awaiting sentencing leaves unanswered questions Questions raised over stability of foreign oil sources Government reshapes role in financial sector with bailouts Congress renews maneuvering over health care reform bill Obama administration faces instability in key nuclear nations Fdic deposit fund shrinks as banks lose billions in second quarter War crimes prosecutors prepare to try former serb leader karadzic Health care reform faces resistance in congress Europe struggles for consensus on economic recovery plan Desegregation pioneers reflect on education milestone Political divisions intensify over costs of health reform Local militias to help battle growing taliban resistance Cooperatives emerge as focal point of health reform debate Discovery in oregon cave challenges beliefs about first humans Market turmoil puts squeeze on retirement savings Supreme court term left door open for future disputes Roland burris defends appointment to senate by embattled blagojevich New national approach focuses on chronically homeless Geneticist discusses decoding of his dna Iranian nuclear developments defy international pressure Federal reserve plans interest rate cut to revive economy Andrew card resigns as white house chief of staff East coast heat wave reignites debate over climate change Ceo weighs consequences of globalization President bush plans to shift more troops to baghdad Congress wary of justice department firings Analysts assess political impact of the state of the union Stem cell veto makes private funding more essential Top white house officials make surprise visit to baghdad Chinese government continues internet censorship General motors struggles to remain competitive Pentagon orders new training for soldiers in iraq Iaea delays vote on iran nuclear program Aol to offer free services as part of company restructuring Republicans struggle ahead of fall election President bush holds press conference on iraq war Fda expands its search for source of widespread salmonella outbreak Global credit crunch takes toll on state economies Details prove few on how banks are spending bailout funds Romney hits high note in iowa straw poll Democrats aim to heal divisions and confront gop challengers Tarp report warns of taxpayer risk in bank rescue plan Obama signs bill expanding national civilian service corps American game theorists awarded nobel prize in economics Supreme court allows lawsuits against pharmaceutical companies to move forward Treasury considers new plan to push mortgage rates lower Dalai lama awarded congressional gold medal despite chinese protests Democrats seek perjury charge for attorney general Effectiveness of no child left behind debated World leaders call for end to myanmar violence Astronomers spy new planet in distant solar system Media experts answered your questions on election coverage President bush discusses war; candidates react to iraq plan Report finds abuse of homeland security contracts Former russian president yeltsin leaves complex legacy Judith miller testifies against former source in perjury trial Iraqi foreign minister discusses the new unity government President bush defends nsa collection of phone records Immigrant boycotts grab attention across the country Retired generals call for change in civilian leadership Ancient text depicts a different judas President bush outlines plan to lower rising gas prices Hamas remains defiant as it takes helm of government Obama team launches new plan to buy bad assets from banks Campaign spending under review in special supreme court hearing Fed employs bold rate cut to boost economic growth Tensions flare anew in iran over disputed election New mexico voters react to final presidential showdown Obama faced tough choices in release of cia interrogation memos Obama signals flexibility on health care reform timeline Obama calls for action on health care amid new cost concerns Dueling books reignite debate over israeli lobby in united states Consumers trim spending in new sign of economic downturn Angry taxpayers consider options to claw back some big ceo bonuses Cheney role in bush administration draws fire Campaigns push for voter turnout in battlegrounds like colorado Defense department examines body armor School districts find loopholes in no child left behind law Democrats woo bloggers; republicans face off in iowa Judge denies libby request; reid criticizes military leadership Energy experts debate future use of coal Gop candidates debate iraq as thompson enters race Militant violence continues to wrack iraqi capital Plan for omaha schools raises segregation concerns Iraqi deputy prime minister discusses increasing violence Military strikes offered as an option in dealing with iran Darfur peace agreement faces difficult obstacles ahead Woodward discusses new book critical of administration on iraq war New orleans still recovering one year after katrina Accident forces cheney into spotlight House issues scathing report on katrina response Former enron chief denies involvement in fraud Israeli politicians work to form coalition government White house struggles to regain confidence in iraq war Iraq war increasingly seen as partisan issue Calls intensify on capitol hill to recover aig bonuses Wright defends sermons as debate over race continues Boehner says gop support unlikely for baucus health plan Supreme court rules terror suspects can appeal detentions Fed aims to stabilize markets as jittery investors watch aig Alito filibuster could backfire on democrats Mexico city weighs next steps in fight against flu outbreak French economy sags as economic crisis ripples through europe California leads states facing deepening budget crises Civilian casualties stir dispute with afghan government Supreme court hears challenge to landmark civil rights law Public distrust may prove biggest fallout of tarp program Divisions remain among lawmakers on path to health reform Lawmakers push sotomayor for views on critical issues Senate delays health reform vote as cost concerns persist Biden set to inherit expanded vice presidential powers after cheney era Supreme court rejects limits on lawsuits against drug makers Foreclosures in california devastate some neighborhoods Campaigns push to connect with voters on economic reform plans Obama names new health care team to tackle reform agenda Federal reserve decision signals optimism for economy Israeli troops backed by airstrikes move deeper into gaza Documentary explores modern view of citizenship Failing san diego schools work to meet standards Growing foreign policy concerns add challenges for obama Links to lobbyists pose tricky questions for campaign fundraisers Supreme court revisits race in public schools Washington braces for unprecedented inauguration crowds Ford ceo promises shift to small cars if automakers survive Security cameras coming to new york city Alternative minimum tax faces chance of repeal in tax code overhaul Republicans tackle immigration in new hampshire debate House explores wasteful spending in iraq Apple introduces highly anticipated iphone World leaders fail to agree on ceasefire in middle east Fda looks to change image after scandals Missouri democrats use stem cell research as key issue in elections Dna kits provide insight into genetic ancestry Congress addresses net neutrality in telecommunications bill President bush visits gulf coast for katrina anniversary Religious leaders key to peace in iraq Abramoff associate found guilty of felony charges Palestinian parliament delays vote on referendum Major changes among white house top officials Witness tampering complicates moussaoui case Lawmakers rush to pass lobbying reform bills Political analysts debate canceled ports deal Chertoff seeks to unify federal disaster response Obama speech Candidates stick to energy rhetoric while touring key swing states Daschle pledges bipartisan effort in bid to enact health care reform Multiple economic factors driving fears of global recession Gates signals openness to adding troops in afghanistan Firefighters make new headway on massive california blaze Madoff pleads guilty to bilking investors of billions Concern grows over deadly outbreak of salmonella poisoning Sotomayor begins making case to lawmakers for confirmation Gm bankruptcy would mark milestone in industrial america Credit card industry braces for big changes with reform bill Iran seeks image of defiance with new missile tests Support for public plan wavers in health reform debate Tax lapses derail daschle and killefer nominations Suu kyi expected to appeal confinement extension Democrats face voter questions in new format Candidates spend millions in race for white house San francisco works to curb bottled water waste Help for burdened mortgage borrowers offers costs and benefits Rice calls for international action on north korea Weaked economy holds some silver linings for savvy few Orszag outlines policy priorities in proposed federal budget Fred thompson still testing presidential waters Supreme court agrees to hear gun control case Illinois governor faces sweeping set of corruption charges Pelosi predicts democrats will have nominee in june Pakistan touts cultural tolerance amid political conflicts Foreclosure rates reflect human cost of mortgage meltdown Chemical used in common household plastics sparks concerns Risky subprime market sends ripples through financial world Experts offer glimpse into workings of supreme court Study shows mental exercises slow memory loss New analysis shows hormone therapy safe for younger women Ambassador khalilzad outlines new security plan for iraq Dogs shed new light on cancer genes in humans Justices limit time employees can sue over pay disparity American jews feel effects of war in middle east Experts explore the mind and motivation of a mass killer Emissions exchange program aims to reduce greenhouse gases Shiite politician urges faster iraqi takeover of security Uganda works to reduce aids cases Millions of veterans at risk of identity fraud following data theft House minority leader reacts to gop torture compromise Afghanistan violence escalates after call for more troops Bolivia seizes control of energy industries Mexico wary of proposed immigration reform measures Dow continues dive after fed chief shares inflation concerns Spotlight on domestic surveillance program Google rebuffs government subpoena Moussaoui testifies he was to attack white house Media coverage of iraq war sends mixed messages Shiite religious coalition wins most seats in iraqi elections Leonard cohen discusses songwriting and poetry Midwest manufacturers fight to stay competitive in global marketplace President bush counters accusations of inaction in georgia Muhammad and michael brown Who raises alert level as swine flu continues to spread Experts answered questions on civil rights and the obama presidency Interest groups step up health care reform ad campaign Senate votes to give regulators new powers over tobacco Justices deliver narrow ruling on landmark voting rights act Obama expands job growth goals as part of broad stimulus proposal Seattle health cooperative provides possible national model Obama issues blunt call for cooperation on global challenges Wiretapping bill bound for senate after debate over telecoms Paul solman examines tricky task of restoring consumer confidence Obama takes new media approach to rallying public support Economic downturn threatens california health care system Historians weigh the role of a vice presidential candidate Assassination raises fears of renewed turmoil in pakistan Obama crafts team to rethink foreign policy challenges States balance long range goals with stimulus infrastructure projects

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