Top headlines: Mars landers next whiff could be its last: The Phoenix lander's first chemical sniff of Martian soil did not turn up any trace of the building blocks of life. Its next whiff could be its last. ›14:44 3 Jul, Thu Gay injured at trials; Olympic status up in air: Tyson Gay tumbled to the ground at the start of his 200-meter quarterfinal heat at the U.S. Olympic track and field trials Saturday and had to be carted off the track.Running in the seventh lane, Gay was speeding to the lead in the first turn, but on his 14th stride, something went wrong. He went airborne, fell, then laid on the ground in pain, grabbing his left thigh and grimacing. ›22:24 Poll: Gas prices change energy views: High gas prices have shifted views on energy and the environment, with more Americans now viewing oil drilling as a greater priority than energy conservation, a new survey found. ›22:28 1 Jul, Tue Report: Biofuels blamed for food price crisis: Biofuels have forced global food prices up by 75 percent, according to a confidential World Bank report published in a British newspaper on Friday. ›21:18 4 Jul, Fri Chinese arrive on historic flights to Taiwan: Hundreds of Chinese tourists flew into Taiwan Friday in the first wave of regular cross-straits commercial flights in nearly six decades that could transform ties between the old foes. ›15:20 Video: Independence celebrated across country: July 4: NBCs Mike Taibbi takes a look at some of the red, white and blue celebrations around the country.(Nightly News) ›23:15 4 Jul, Fri Study: Orangutans could face extinction in wild: Orangutan numbers have declined sharply on the only two islands where they still live in the wild and they could become the first great ape species to go extinct if urgent action isn't taken, a new study says. ›13:01 Native Americanscross U.S. for Mother Earth: A caravan passed through Virginia Tuesday in the final stretch of the Longest Walk 2, an 8,300-mile trek to draw attention to environmental devastation on American Indians and all people. ›00:37 2 Jul, Wed Prince Charles uses wine for eco-sports car: Prince Charles' income grew last year, while his carbon footprint shrank. The eco-friendly prince even has an Aston Martin that runs on biodiesel made from wine. ›19:51 1 Jul, Tue School's pregnancy spike stirs day care debate: Just four factors can predict with 70 percent accuracy whether a woman will become pregnant through "test-tube" baby technology known as in vitro fertilization, researchers said. ›01:24 2 Jul, Wed Pics: ›15:26 A century ago, Americans marveled at flight: On a steamy Fourth of July evening a century ago, a wood-and-fabric biplane lifted off and stayed airborne for almost a mile, in a stupendous triumph over gravity witnessed by more than 2,000 people. ›23:17 3 Jul, Thu Algae envelop Olympics' sailing site: Officials say they need at least two weeks to clear an algal bloom threatening Olympic sailing events in the eastern Chinese city of Qingdao. ›14:21 30 Jun, Mon Indulge your inner monarch and rent a castle: If youve read the "King Arthur" legends more times than you can count and your family is worried that you attend too many medieval fairs, it's probably time for a vacation at an honest-to-goodness castle. ›14:28 3 Jul, Thu Global warming chase plants uphill: California on Thursday took a major step forward on its global warming fight by unveiling an ambitious plan for clean cars, renewable energy and stringent caps on big polluting industries. ›23:38 26 Jun, Thu 4,000 in Denmark may have salmonella: The Body Odd: Body critters and things that make you go "eeww!" ›12:12 11 Apr, Fri Alaskans to vote on clean-water measure: The Alaska Supreme Court has ruled that an initiative to regulate or restrict pollution from mining can be placed on the ballot in August for voters to consider. ›01:16 4 Jul, Fri Quest for oil, gas off Fla. begins: Oil companies once viewed drilling in the deep waters off Florida as cost prohibitive. Politicians feared even the slightest sign of support would be career suicide. ›22:51 4 Jul, Fri Report: D-backs' Webb, Indians' Lee will start ASG: The New York Post has learned the identity of every All-Star Game vote winner from the AL and NL for the July 15 game at Yankee Stadium and the starting pitchers. ›23:57 LIVE: Dale Jr. toward the front early at Daytona: ›23:53 Greenland bid to raise whale quota fails: Faced with global warming, plants are heading for the hills. A study of 171 forest species in Western Europe shows that most of them are shifting their favored locations to higher, cooler spots. ›00:08 27 Jun, Fri Amsterdam airport tries self-service bag checks: Passengers departing from Amsterdam airport can now cut waiting times and minimize human contact by using a machine to check in their luggage. ›15:29 Don't take a vacation from your diet: A U.N. food commission has adopted a new standard for the production and handling of powdered infant formula in a bid to prevent diseases in young children, health officials said Wednesday. ›18:56 2 Jul, Wed Airport 'go-arounds' probed as safety hazard: An Associated Press review of tower logs and summaries from eight of the busiest U.S. airports found more than 1,500 go-arounds during the last six months of 2007 alone. ›16:44 3 Jul, Thu |