Frist asked to atone for killing cats By DEE ANN DIVIS Science and Technology Editor WASHINGTON, Dec. 31 (UPI) --

Frist asked to atone for killing cats WASHINGTON, Dec. 31 (UPI) --

Cholesterol drug doesn't affect hormones LOS ANGELES, Dec. 31 (UPI) --

Breast density boosted by hormones LOS ANGELES, Dec. 31 (UPI) -- Combining hormones used in hormone replacement therapy can increase the density of a woman's breast tissue, which can make detecting tumors more difficult, a new study released Tuesday suggests.

Breast density boosted by hormones LOS ANGELES, Dec. 31 (UPI) -- A new study released Tuesday suggests combining hormones used in hormone replacement therapy can increase the density of a woman's breast.

On the Net ... with UPI By MARIE HORRIGAN UPI Technology News , Dec. 31 (UPI) -- Register.com scores against "domain slamming," the Net is further entangled in everyday life, and other news about the World Wide Web.

Cholesterol drug doesn't affect hormones LOS ANGELES, Dec. 31 (UPI) --

Health Tips ... from UPI WASHINGTON, Dec. 31 (UPI) -- U.S. kids are consuming much more sweetened drinks than real juice, and adult behavior can influence whether and how teens start smoking.

Stories of modern science ... from UPI By ELLEN BECK United Press International , Dec. 31 (UPI) -- Scientists say genetically modified plant genes that escape into wild plant populations pose threats to agriculture, water jets are being used to disarm Cold War missiles and other scientific discoveries.

Gizmorama: Life in the Tech Age By WES STEWART United Press International , Dec. 31 (UPI) -- Don't you wish something like a universal serial bus -- commonly known as USB -- could be used in hooking up all those audio and video components?

Feature: 'Smart' tech helps avoid crashes By MARK HUFFMAN UPI Science News AUBURN HILLS, Mich., Dec. 30 (UPI) -- The latest in vehicle high-tech safety features can give drivers extra reaction time to avoid dangerous crashes, an equipment manufacture told United Press International.

China moves closer to placing man in space JIUQUAN SATELLITE LAUNCHING CENTER, China, Dec. 30 (UPI) -- China launched the fourth in a series of experimental spacecraft early Sunday, part of an extended effort to put a Chinese astronaut or "taikonaut" into space. The successful night launch of the Shenzhou IV took place at the Jiuquan Satellite Launchin

China moves closer to placing man in space JIUQUAN SATELLITE LAUNCHING CENTER, China, Dec. 30 (UPI) --

Feature: Fungus offers alternative to meat WASHINGTON, Dec. 30 (UPI) -- A relatively new meat alternative derived from a fungus is popping up in grocery stores across the U.S and nutritionists say it could provide a welcome and healthful change to soy-based products for vegetarians or other people looking to lower their meat

Stories of modern science ... from UPI By ELLEN BECK United Press International , Dec. 30 (UPI) -- Researchers have genetically altered mouse cells to make human collagen, environmentally friendly solvents are being made from bulk commodities and other scientific discoveries.

Gizmorama: Life in the Tech Age By WES STEWART United Press International , Dec. 30 (UPI) -- Chances are whatever you come up with as a resolution to begin on or shortly after Jan. 1 will be gonzo by the end of the month.

China moves closer to placing man in space JIUQUAN SATELLITE LAUNCHING CENTER, China, Dec. 29 (UPI) -- China launched the fourth in a series of experimental spacecraft early Sunday, part of an extended effort to put a Chinese astronaut or "taikonaut" into space.

Feature: Politics drive wild horses' fate By KATRINA WOZNICKI UPI Science News WASHINGTON, Dec. 28 (UPI) --

Company claims to have cloned human HOLLYWOOD, Fla., Dec. 27 (UPI) -- A controversial organization called Clonaid announced Friday it has successfully cloned the first human baby, a 7-pound girl named Eve.

Blue Planet: The World Wide Web of life By DAN WHIPPLE UPI Science News , Dec. 27 (UPI) -- As the Earth undergoes the largest mass extinction since the elimination of the dinosaurs 65 million years ago, one of the biggest unsettled questions is the phenomenon's effect on the intricate biological network upon which all life depends.

Animal Tales: Pets boost human health By ALEX CUKAN UPI Science News , Dec. 27 (UPI) -- As people look to making New Year's resolutions to attain better health, getting a pet may be one avenue -- animals not only boost emotional well being, but they also play a special role in physical health and in the recovery of illness.

Skeptics doubt human cloning report HOLLYWOOD, Fla., Dec. 27 (UPI) --

Group announces birth of cloned human HOLLYWOOD, Fla., Dec. 27 (UPI) --

Stories of modern science ... from UPI By ELLEN BECK United Press International , Dec. 27 (UPI) -- Scientists say a genetic defect is linked to an inherited form of heart failure, artifical snow made from potatoes is an environment-friendly option for Hollywood movie sets, and other scientific discoveries.

Health Tips ... from UPI By LIDIA WASOWICZ UPI Senior Science Writer , Dec. 18 (UPI) -- Some tuberculosis medicines may pose a health risk to the liver; exposure to alcohol before birth affects child's future height, weight, and other news of modern health.

Gizmorama: Life in the Tech Age By WES STEWART United Press International , Dec. 27 (UPI) -- Want to know how a new approach to rice harvesting has resulted in fewer greenhouse gases? Read on.

On the Net ... with UPI By MARIE HORRIGAN UPI Technology News , Dec. 25 (UPI) -- The Total Information Awareness program tops Fortune's "Worst of 2002," a rustic California town available on E-bay, and other stories of the World Wide Web.

Inhaled antibiotic helps sinus sufferers PALO ALTO, Calif., Dec. 26 (UPI) -- Patients suffering from chronic sinus infections who have not benefited from standard drugs or surgery can experience significant improvement by inhaling antibiotics, a new study released Thursday suggests.

Inhaled antibiotic helps sinus sufferers PALO ALTO, Calif., Dec. 26 (UPI) -- Research released Thursday suggests patients suffering from chronic sinusitis can achieve signficant symptom relief from a new inhaled antibiotic treatment.

Stories of modern science ... from UPI By ELLEN BECK United Press International , Dec. 26 (UPI) -- Oceanographers are exploring five newly discovered currents in the equatorial Atlantic strip to learn about how the ocean stores heat, new genetic studies say our early African ancestors mated with local populations rather than replacing them, and other n

Health Tips ... from UPI , Dec. 26 (UPI) -- The dust from the World Trade Center collapse is less hazardous than thought, workplace abuse can harm the bottom line, and other news about modern health.

Gizmorama: Life in the Tech Age By WES STEWART United Press International , Dec. 26 (UPI) -- The tree and decorations will remain up for another week or more, of course, but you might want to begin considering how to store all of those ornaments so there won't be so much mayhem next year.

Uzbek inventor creates eyesight substitute By MARINA KOZLOVA UPI Science News TASHKENT, Uzbekistan, Dec. 26 (UPI) -- A video signal received from an electronic eye and converted to sound and mechanical oscillations can be used as an eyesight substitute for the blind, its Uzbek inventor told United Press International.

Uzbek creates eyesight substitute TASHKENT, Uzbekistan, Dec. 26 (UPI) -- A device that can convert a video signal to sound and mechanical oscillations can help the blind "see," its inventor told United Press International.

Stories of modern science ... from UPI By ELLEN BECK United Press International , Dec. 25 (UPI) -- The FoxM1B gene may be a key to the aging process in humans, an international software company is working on making a math-friendly Internet and other news of modern science.

Health Tips ... from UPI , Dec. 25 (UPI) -- Even a year of counseling and medication could not achieve a sustained improvement in children with ADHD, a new survey reveals depressed teens engage in particularly dangerous behavior during the holidays, and other news about modern health.

Gizmorama: Life in the Tech Age By WES STEWART United Press International , Dec. 25 (UPI) -- Using the exclusive Gizmo Flux Monitor, a super-secret device that detects tiny changes in the magnetic flux emitted by Earth's North Pole, we have the unique ability to track Santa's progress.

Rudolph the genetically enhanced reindeer By CHARLES Q. CHOI UPI Science News NEW YORK, Dec. 25 (UPI) -- Rudolph the red-nosed reindeer might emerge from the Christmas Eve tale into reality someday, thanks to genetic engineering and fluorescent proteins from coral reefs, scientists report.

Rudolph the genetically-enhanced reindeer NEW YORK, Dec. 25 (UPI) -- Rudolph the red-nosed reindeer might become real someday, thanks to fluorescent proteins from coral reefs and genetic research.

Medical faculty face disabilities stigma PHILADELPHIA, Dec. 24 (UPI) -- A new survey released Tuesday suggests disabled faculty members who work in the medical profession feel stymied by the stigma often associated with disabilities and would like to see the academic world become more accommodating.

Medical faculty face disabilities stigma PHILADELPHIA, Dec. 24 (UPI) -- A new survey released Tuesday concludes disabled medical school faculty members struggle to advance and many feel stymied by the stigma often associated with disabilities.

On the Net ... with UPI By MARIE HORRIGAN UPI Technology News , Dec. 24 (UPI) -- Santa's progress across cyberspace, an annual holiday Spam spike confirmed, and other news about the World Wide Web.

Stories of modern science ... from UPI By ELLEN BECK United Press International , Dec. 24 (UPI) -- Researchers say there is a link between the increasing strength of the northeast monsoon and decreasing strength of the southwest monsoon, nitric oxide might explain the survival rate difference between men and women with sickle cell anemia, and other sci

Health Tips ... from UPI By LIDIA WASOWICZ UPI Senior Science Writer , Dec. 18 (UPI) -- Tips on how to neither feast nor fast during the holidays; tips on how to safely tan indoors in the wintertime, and other news of modern health.

Gizmorama: Life in the Tech Age By WES STEWART United Press International , Dec. 24 (UPI) -- Why retailers allow customers to become frustrated by jamming them at the checkout lines is puzzling, to say the least.

Micro-machines can get boost from UV rays EDINBURGH, Scotland, Dec. 24 (UPI) -- Microscopic engines that might drive high-tech devices of the future can be sent into overdrive with pulses of ultraviolet light, an international team of scientists has discovered.

Micro-machines can get boost from UV rays EDINBURGH, Scotland, Dec. 24 (UPI) -- Microscopic engines that will drive the devices of the future can be sent into overdrive with pulses of light, an international research team has reported.

UPI Exclusive: FBI is tracking Hatfill By DEE ANN DIVIS and NICHOLAS M. HORROCK WASHINGTON, Dec. 23 (UPI) --

Climate-tied genes could be disease-linked IRVINE, Calif., Dec. 23 (UPI) -- A person's metabolism appears tied to his or her ancestral climate, a finding that suggests mismatches in lifestyle between present and past could underlie such modern epidemics as obesity, diabetes and heart disease, researchers reported Monday.

UPI Exclusive: FBI is tracking Hatfill WASHINGTON, Dec. 23 (UPI) --