Fat Hormone Leptin Alters Brain Architecture And Activity, Which In Turn Drives Feeding Behavior
Scientists at the Howard Hughes Medical Institute and The Rockefeller University in collaboration with investigators at Yale University have found that leptin --- a hormone found in fat tissue and critical to regulating weight -- affects both the architecture and function of neural circuits in the brain. > read more

Radio Astronomers Lift 'Fog' On Milky Way's Dark Heart; Black Hole Fits Inside Earth's Orbit
Thirty years after astronomers discovered the mysterious object at the exact center of our Milky Way Galaxy, an international team of scientists has finally succeeded in directly measuring the size of that object, which surrounds a black hole nearly four million times more massive than the Sun. > read more

New Fossil Links Four-legged Land Animals To Ancient Fish
Paleontologists from the University of Chicago and the Academy of Natural Sciences in Philadelphia describe a remarkable fossil that bridges the gap between fish and amphibian and provides a glimpse of the structure and function changes from fin to limb. > read more

MIT Reports New Insights In Visual Recognition; Work Could Lead To Improved Machine Vision Systems
MIT scientists are reporting new insights into how the human brain recognizes objects, especially faces, in work that could ... > full story

Norepinephrine Important In Retrieving Memories
Researchers at the University of Pennsylvania School of Medicine have found that the neurotransmitter norepinephrine is ... > full story

Research Reveals Halogen Characteristics Of Cluster Of Metal Atoms
A stable cluster of aluminum atoms, Al13, acts as a single entity in chemical reactions, demonstrating properties similar to ... > full story

Researchers Say US Military Accidentally Introduced Tree Pathogen To Italian Estate
During World War II, soldiers from the Fifth U.S. Army set up camp at an exclusive hunting estate in Italy, regrouping ... > full story

Surgeons Explore New Treatment For Tourette Syndrome

Molecular Midwives Hold Clues To The Origin Of Life

For The Sake Of Land And Climate, Coaxing Soil To Soak Up Carbon

Researchers Develop Electronic Nose For Multimedia

Mayo Clinic Researchers Discover Green Tea Component Helps Kill Leukemia Cells

Major Differences Found Between Genomes Of Oral Pathogen And Related Spiral-shaped Bacteria That Cause Syphilis And Lyme Disease

UC San Diego Bioinformatics Experts Help Reconstruct The Genomic Makeup Of Our Ancestors

Mathematicians Predict Patterns In Fingerprints And Cacti