The problem of how many identical-sized spheres can be randomly packed into a container has challenged mathematicians for centuries. A team of physicists has come up with a solution that could have ...

Whenever I try to figure out why some PC133 ram works on my motherboard and some doesn't, someone invariably mentions "density". What is this mythical "density" value of a particular memory chip? How ...

During growth, cells must expand their cell volumes in coordination with biomass to control the level of cytoplasmic macromolecular crowding. Dry-mass density, the average ratio of dry mass to volume, ...

Routine bone density scans already performed on Australians to identify their risk of fractures could now also be used as an early warning for heart attack or stroke. Researchers from Edith Cowan ...