This is a preview. Log in through your library . Abstract The major lipids that have a direct role in buoyancy of marine fish are wax esters, squalene, and alkyldiacylglycerols. Wax esters are stored ...

A technologically-savvy world creates a demanding culture with a stringent regimen. This results in a high level of stress and discord in the minds of the students and parents. Despite all the ...

A team from academia and industry has begun flight testing an aircraft powered by a variable-buoyancy propulsion system. Although it looks like a winged airship, the Phoenix, development of which is ...