Definitive evidence of a swimming dinosaur

Definitive evidence of a swimming dinosaur

An extraordinary underwater trackway with 12 consecutive prints provides the most compelling evidence to-date that some dinosaurs were swimmers. The 15-meter-long trackway, located in La Virgen del…
The Death Of Cosmology

The Death Of Cosmology

When Dutch astronomer Willem de Sitter proposed a static model of the universe in the early 1900s, he was some 3 trillion years ahead of his time. Now, physicists Lawrence Krauss from Case Western…
Possible new breast cancer gene

Possible new breast cancer gene

Researchers at the Abramson Family Cancer Research Institute of the University of Pennsylvania and the Dana-Farber Cancer Institute describe in this week’s issue of Science a new candidate breast…
Flexible genes allow ants to change destiny

Flexible genes allow ants to change destiny

The discovery of a flexible genetic coding in leaf-cutting ants sheds new light on how one of nature's ultimate self-organising species breeds optimum numbers of each worker type to ensure the smooth…
Analysis reveals extent of DNA repair army

Analysis reveals extent of DNA repair army

Cells have the remarkable ability to keep track of their genetic contents and -- when things go wrong – to step in and repair the damage before cancer or another life-threatening condition develops.…
Appetite suppressant may lower alcoholic cravings

Appetite suppressant may lower alcoholic cravings

Craving – defined as a powerful urge to drink, or intense thoughts about alcohol – is an important contributor to the development and maintenance of alcoholism. Recent research suggests that appetite…
Hepatitis C negatively impacts HIV

Hepatitis C negatively impacts HIV

Researchers at Boston Medical Center (BMC) and Boston University School of Public Health (BUSPH) have found that persons infected with the human immunodeficiency virus (HIV), who also have alcohol…
Fire ants are emerging nuisance for Virginians

Fire ants are emerging nuisance for Virginians

Red imported fire ants (RIFAs), which have caused trouble in Florida and Texas for decades, are now advancing in Virginia. Colonies of the tiny, highly aggressive insects have been observed in the…
The link between brain synapses and schizophrenia

The link between brain synapses and schizophrenia

Cold Spring Harbor Laboratory (CSHL) researchers have identified a function of neuregulin1 (NRG1), a gene previously linked to schizophrenia but whose role in the disease was unknown. "We found that…
Flexible genes allow ants to change destiny

Flexible genes allow ants to change destiny

The discovery of a flexible genetic coding in leaf-cutting ants sheds new light on how one of nature's ultimate self-organising species breeds optimum numbers of each worker type to ensure the smooth…
How plague-causing bacteria disarm host defense

How plague-causing bacteria disarm host defense

Effector proteins are the bad guys that help bacterial pathogens do their job of infecting the host by crippling the body's immune system. In essence, they knock down the front door of resistance and…