Officials announce bird flu has been officially confirmed in two more Russian regions and the disease may have spread to Northern Kazakhstan.

Health officials fear a subtype of bird flu could mutate into a lethal strain and rival or exceed the Spanish flu pandemic, which killed between 20 to 40 million people worldwide at the end of World War I

A Nevada official confirms two ducks found in a pool outside a Las Vegas Strip casino have tested positive for West Nile Virus.

Anette Rink, Nevada Department of Agriculture director of animal disease and food safety says, "It's my understanding that the birds were picked up in a pool at a Strip casino

A firm in Singapore claims that it has developed a biochip that will drastically reduce the time and cost of diagnosing the mosquito-born Dengue fever. Attogenix Biosystems have invented the innovative chip.

According to Reuters report, the chip is capable of detecting the dengue virus employing a process called molecular diagnostics

Australian scientists say they have identified a toxin that plays a key role in the onset of Alzheimer's, raising hope that a drug targeting the toxin could be developed and slow the disease.

The scientists say quinolinic acid kills nerve cells in the brain, leading to dysfunction and death

President Bush says he will veto legislation by Senator Norm Coleman (R-MN) and other Republicans looking to relax his 2001 restrictions on federal funding for embryonic stem cell research.

Mr. Bush says, "I made it clear to the United States Congress I took the right position, and we'll veto any bill that doesn't adhere to that stance. They have a perogative to pass bills, and I have a prerogative to set limits on what I think is right. So, in any case, I respectfully disagree with Sen. Coleman