Scientists have long known that emotions and other personality traits and disorders run together in families but finding which genes are most important in controlling emotions has proven difficult.…

In the Northern hemisphere, winter is the time for the flu. Every year 5% to 20% of us catch "the bug". So predictable is the influenza virus that "flu season" has entered the vernacular. This year,…

AIDS may partly be the consequence of an evolutionary accident, said Professor Frank Kirchhoff from the University of Ulm in Germany. at the Society for General Microbiology’s 162nd meeting being…

Gram-negative bacteria, like E. coli and salmonella, destroy pathogenic bacteria by disabling the mechanism that produces their protective coating. Scientists have discovered two key proteins that…

Sleep apnea is a condition characterized by temporary breathing interruptions during sleep, in which disruptions can occur dozens or even hundreds of times a night. According to the National…

Fungi don't have sexes, they have mating types, but a new study in PLoS says there are similarities between the parts of DNA that determine the sex of plants and animals and the parts of DNA that…

Overexpressing a protein involved in the uptake of fat in muscle of mice can improve their tolerance to cold temperatures, researchers find in a new study that showcases the over-looked role muscle…

Regeneration, the replacement of damaged or lost body parts, is a shared trait among some animal species – as any youngster who has cut an earthworm in half can attest to. But the repair of damaged…

5 million trillion trillion. That's a lot of zeroes but it's how many single-celled microbes there are on Earth. And they affect almost every ecological process. Though microbes are everywhere and…

Developmental biologists at the University of Wisconsin School of Medicine and Public Health (SMPH) say they have gained new understanding of how digits grow and why each digit is different from the…