Scientists discover 66-million-year-old dinosaur with a heart
...cic cavity that resembled a heart, but we couldn't tell for certain. The skeleton was compressed and not in precise anatomical order due to being buried for 66 million years in sandstone," says Paul Fisher, director of the vet school's Biomedical Imaging Resource Facility. "But once the computer software ...Study: breath test effective in showing patients who should get less cancer drug
...t clear the drug at the normal rate. Doctors can't tell beforehand which patients might have trouble with the treatment. Now, a new study shows a relatively simple technique pioneered by a University of North Carolina at Chapel Hill, physician can distinguish between patients who metabolize one anti-can...... tendons? Kram hopes to learn principles that will tell him how large, extinct animals moved, including mammoths, mastodons and dinosaurs. Many of the principles discovered are now being co-opted by engineers to design robots. Dickinson is working with UC Berkeley engineer Ron Fearing to design a robotic ...Chlordane found in foods decades after pesticide use
...organic farms -- are affected. It is impossible to tell whether produce is contaminated just by looking at it. The report is the first study of plant absorption of aged chlordane, part of a family of chemicals called persistent organic pollutants. Technical chlordane, a synthetic pesticide made up of 147 ...Give it a thought -- and make it so
...he next hurdle will be to devise a system that can tell what object a person is looking at in the real world. BCI groups are also close to surmounting another obstacle-that of attaching the sensors to the head. Right now dozens of electrodes must be attached to the scalp one at a time with a gooey gel, bu...Cowbirds' winning songs reflect brainpower
...e feathers, the better the mate. In a way, we can tell from the brain size who gets mates and who doesn't." Inside the cowbird brain is a high vocal center, or HVC, and the scientists have correlated HVC size with sexual differences and sexual preferences. To do this, Hauber and DeVoogd studied the shi...Hopkins research shows nature, not nurture, determines gender
...elves back to male. Three sets of parents plan to tell their children their genetic sex of birth "soon"; ...rve how they act and function even before they can tell us." He urges parents to get all the data before making surgical or gender decisions. "Children wi...To combat poaching, Florida officials use wildlife forensics
...aches where they hatched, the researchers can even tell where eggs were collected, Brazeau said. "This technology has a lot of power, which is why human DNA forensics is so significant," he said. The DNA forensics process involves a molecular biology technique called PCR, or Polymerase chain reaction. Th...Virtual reality tool quantifies physics of a doctor's touch
...ample, we can use ultrasound in the trauma room to tell us if there is fluid in the abdomen," explained Billittier, "but we can't really tell why -- is it a shattered spleen or a lacerated liver? A database with information in it that could ......s just to find another place to live. This should tell use a lot about how they do that." The good news is that probably far less than 1 percent of all ticks are infected with B. burgdorferi, though in some areas, more than half harbor the microbe. Gherardini said anecdotal evidence is that in Georgia,...What can a fly's eye view of the world tell us about how our own brains work? A team of scientists from the University of Cambridge will be answering this question at the Royal Society's New Frontiers in Science Exhibition, which opens next week. The group's exhibit, called Seeing the brain ......incipal investigators will have the opportunity to tell the full story of their research at 11 A.M. U.S. ET, Thursday, 22 June 2000, during a press conference at NASA Headquarters, Washington, D.C. For information, call NASA, 202-358-1600. Plans are being made to allow reporters to phone and listen to the...Rum and 'coke' combo far worse on the brain, study shows
...ted. But here are hard data. This is real. When we tell people, 'Look. High doses of these drugs can do this,' we hope now they'll listen. "One other major benefit of this study lies in helping to tailor addiction treatment," says Bolla. "Long-term use of these drugs actually is damaging to the very par...Unexplained infertility -- the way forward in the fog
...s show nothing is apparently amiss and you have to tell them that you are approaching their treatment from a perspective of medical ignorance when it comes to the cause of their problem." He said that a watch-and-wait approach for 6 to 12 months was justified in couples under 35 who had been trying to con...Putting medical research on-line to give patients the information they need
...fertility and repeated miscarriages will next week tell some of the world's leading scientists, publishers...Jean, "I learned what information was important to tell my doctor, and who the leading researchers in the fields of infertility and miscarriage were. Ultim...Alleviating and managing pain in animals is focus of new guidebook
...l and hide. Responses vary, but certain behaviors tell when an animal is in pain. Managing and alleviati... like those that appear when a computer crashes -- tell how a drug may be dangerous if overused, misused or combined with other medications. A lot of attent...Cincinnati researchers document environmental problems caused by tourist trade in Crete
...ater shortages, Wray says that villagers sometimes tell another story, complaining they only have water available a few days a week at certain times of the day. "It's hard to know who is right and who is wrong," he says. In either case, Wray hopes the municipality will follow through on his recommendatio...Vaccine put into tomatoes shows promise fighting virus in lab tests
...r S. Korban, a professor of plant genetics. "They tell us that by feeding this tomato to mice, we can stimulate both the mucosal and serum immune systems." Instead of injecting serum-based vaccines that stimulate an immune response in the bloodstream, edible vaccines could be used medicinally to build p...'Fat switch' fights flab at the cellular level, Science authors report
...ent. "During development, Wnt signaling seems to tell the cells, 'You're supposed to be a fat cell, you're supposed to be a muscle cell,' and so forth," Ross says. "This signaling mechanism helps direct the cell's fate. If that toggle is switched the wrong way, then we see more fat formation." The Mi...Drinking during pregnancy: American Indians and African Americans
...en also tended to have larger drinks. A woman may tell the nurse she just has one drink a day, but maybe ... study drinking during pregnancy. We also need to tell pregnant women about standard drink sizes, so they can't deceive themselves than a 40-ounce bottle o...