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Science: The truth about the polygraph
STEVEN LANE/The Columbian</br></br>
Detective Rick Buckner of the Clark County Sheriff’s Office administers polygraph tests in this room.I’ll quote George Washington: I cannot tell a lie.   Two hollow tubes wrapped around my chest and abdomen are measuring my breathing, a b...
Science: Mystery of oak leaves keeps hanging on
ZACHARY KAUFMAN/The Columbian
The brown leaves of pin oaks in Esther Short Park are hanging tough, more than halfway through a winter whose storms included even a tornado. Eventually, spring buds will push them off.Check out your window, or drive around Vancouver, and you may notice a curious sight for the middle of February:   Oak trees boast some serious...
Science: Time, season, location of tornado uncommon
How frequent are tornadoes here? According to the National Climatic Data Center, Clark County has been hit by eight tornadoes since 1972, the year ...
Science: That extra weight's neither easy come nor easy go
If it seems like you woke up five pounds heavier the day after Thanksgiving and repeated that feat Dec. 26, take a closer look. Unless you ate the ent...
Science: Reaching into virtual world
Randy Bullion, a recent masters-in-engineering graduate, demonstrates a glove he helped develop that simulates touch in a virtual world as graduate student Goktus Dazkir looks on at Washington State University Vancouver. (ZACHARY KAUFMAN/The Columbian)This is how the Matrix begins: with Randy Bullion of La Center sitting in a white-walled lab, his right hand extended, grabbing at nothing. The inter...
Science: Ingenuity yields habitat
Gary McNichols, maintenance manager at the Ridgefield National Wildlife Refuge, adjusts a valve to flood a pond last week on the River S unit. McNichols keeps track of a mazelike plumbing system. (STEVEN LANE/The Columbian)RIDGEFIELD - You'd scarcely notice while gazing at grebes or eyeing egrets, but the Ridgefield National Wildlife Refuge is not strictly "natural&...
Science: A light touch speeds chatter among chips
When you book a flight on travelocity.com, check your bank balance over the Web, or turn to Google to answer a nagging question, you're sending digita...
Science: Healthy Victory
Paul and Greta Hutchison moved to Vancouver to participate in a trial of the anticancer drug Gleevec at The Vancouver Clinic, part of the Oregon Health & Science University’s research site. Trial results were so dramatic that researchers ended the trial early. The Hutchison family has returned to the Tacoma area. (KRISTINA WRIGHT for The Columbian)The few remaining yellow pills rattling around in the plastic bottle cost about $50 apiece, but that's not how Paul and Greta Hutchison measured their...
Mexico starts campaign to save endangered porpoise
In this undated photo released by Proyecto Vaquita, a porpoise is seen trapped in a fishing net at the Gulf of California. Mexico is investing $16 million (163 million pesos) to save a highly endangered porpoise from fishing nets trolling its habitat in the upper Gulf of California. The effort drew praise from scientists who believe the population of the vaquita marina, Spanish for little sea cow, has dwindled to 150 or less from more than 500 a decade ago. (AP Photo/C.Faesi/Proyecto Vaquita)ENSENADA, Mexico (AP) -- Mexico said Wednesday it will invest 163 million pesos ($16 million) to save a highly endangered species of porpoise in the upper Gulf of California, asking reluctant fishermen to adopt safer methods or give up their trade entirely. Scientis...
Climate negotiators reconvene this week in Ghana
ACCRA, Ghana (AP) -- Negotiators meet in Ghana this week to resume work on a new climate change treaty and discuss ways to prod developing countries to join the fight against global warming. But the latest round of talks comes at an awkward moment, with the world's...
Dallas Zoo drops plan to ship elephant to Mexico
Dallas Zoo keepers Gavin Eastep, center, feeds treats to Jenny, an African elephant as zoo keeper Reanna Streater cools her with a spray of water,Tuesday, July 29, 2008. The Dallas Zoo announced Wednesday, Aug. 20, 2008, that the 9,000-pound pachyderm will remain at her home of 22 years following an intense controversy over plans to send the animal to a wildlife park in Mexico. (AP Photo/ Donna McWilliam)  Dallas zoo keepers Gavin Eastep, right, feeds treats to Jenny, an African elephant as zoo keeper Reanna Streater cools her with a spray of water,Tuesday, July 29, 2008. Zoo officials plan to send Jenny to a drive-through park in Mexico that they say would be a perfect place for her to live. But a Dallas city councilwoman and several animal activists say that would be a horrible home for Jenny because she gets frightened by cars and deserves a more peaceful existence. (AP Photo/ Donna McWilliam)DALLAS (AP) -- Jenny the lonely elephant, whose pending move from the Dallas Zoo to Mexico had angered activists, isn't going anywhere after all. The Dallas Zoo announced Wednesday that the roughly 10,000-pound pachyderm will remain at her home of 22 years and will...
NASA fixes moonship shaking with shock absorbers
NASA fixes moonship shaking with shock absorbersWASHINGTON (AP) -- A space-age version of the rusty springs under old pickup trucks will help NASA fix the most pressing technical problem with its high-tech new rocket to send astronauts back to the moon. NASA is going to use 17 super-sized shock absorbers in its n...
Group says climate resolutions increase
In a photo provided by the Ford Motor Co. the Ford Fiesta is welded in Cologne, Germany in this Aug. 2008 photo. Ford on Thursday, Aug. 14, 2008 began global production of its new subcompact Fiesta at a plant in Germany. The vehicle is first product to come out of Ford's new global development process, which aims to produce global models that are tailored to regional tastes but have the same underpinnings. It's slated to go on sale progressively between now and 2010, starting in Europe. (AP Photo/Ford Motor Co., Friedrich Stark)CHARLESTON, W.Va. (AP) -- Support for climate-change proposals may be growing among investors in big U.S. companies. Shareholder resolutions related to climate change more than doubled over the past five years, according to statistics gathered by a coalition of publ...
Stem cell advance may help transfusion supplies
NEW YORK (AP) -- Scientists say they've found an efficient way to make red blood cells from human embryonic stem cells, a possible step toward making transfusion supplies in the laboratory. The promise of a virtually limitless supply is tantalizing because of blood...
Researchers say numbers aren't needed to count
WASHINGTON (AP) -- Answer this without counting: Are there more X's here XXXXXX, or here XXXXX? That's a problem facing people whose languages don't include words for more than one or two. Yet researchers say children who speak those languages are still able to comp...
Prospects grim for abandoned baby whale in Sydney
In this photo released by NSW Parks and Wildlife, a lost humpback whale calf swims around a yacht in the Pittwater, north of Sydney Harbour Wednesday, Aug. 20, 2008. The calf  seems to think the yachts are its mother and will likely die within days if it doesn't find another mother to adopt it. The 1- to 2-month-old calf was first sighted Sunday in waters off north Sydney, and on Monday tried to suckle from a yacht, which it would not leave. Rescuers towed the yacht out to sea, and the calf finally detached from the boat, but the creature returned to an inlet near Sydney Tuesday morning. (AP Photo/NSW Parks and Wildlife)SYDNEY, Australia (AP) -- A hungry and abandoned humpback whale calf that has been trying to suckle from boats in the waters off north Sydney rebuffed fresh attempts by wildlife workers to return it to the open ocean Wednesday and appeared to be weakening. The 1- to...
Clinton: US should demonstrate energy solutions
Clinton: US should demonstrate energy solutionsLAS VEGAS (AP) -- The United States can capture the world's imagination by creating an energy independent state, territory or nation, former President Bill Clinton told an energy summit. "We have got to convince people this can be done and it would be good economics...
Australian PM urges more US climate change action
Australian Prime Minister Kevin Rudd, left, shakes hands with Singapore's Prime Minister Lee Hsien Loong at the Istana or Presidential Palace on Tuesday, Aug. 12, 2008 in Singapore. Rudd is in the city-state for an official visit where he met with the country's leaders and delivered a speech at the Singapore lecture. (AP Photo/ Wong Maye-E)WELLINGTON, New Zealand (AP) -- Australian Prime Minister Kevin Rudd urged the United States on Tuesday to take more action on climate change and become more involved in the global debate on the issue. As the only developed nation not to sign the greenhouse gas-cont...

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