Engineers study birds, bees to design unmanned vehicles

(PhysOrg.com) -- University of Arizona aerospace and mechanical engineers are studying bird and bee flight to develop unmanned vehicles that stay aloft longer and cope with sudden and severe changes in airflow.

A mathematical model for moving bottlenecks in road traffic

Serious traffic gridlocks, like the jam on Beijing's national expressway a few months ago which brought vehicles to a halt for days, are a real-world issue needing attention. Unfortunately, such standstills are not uncommon ...

Large study shows females are equal to males in math skills

(PhysOrg.com) -- The mathematical skills of boys and girls, as well as men and women, are substantially equal, according to a new examination of existing studies in the current online edition of journal Psychological Bulletin.

Change needed in telecom regulation: researchers

The Internet has had an obviously revolutionary effect on the way people find and disseminate information; but it's had no less revolutionary an effect on the organization of the telecommunications industry. Where the industry ...

Synchronized swimming of algae

Using high-speed cinematography, scientists at Cambridge University have discovered that individual algal cells can regulate the beating of their flagella in and out of synchrony in a manner that controls their swimming trajectories. ...

Elucidating the process of bile duct formation in the liver

Bile ducts are pathways that carry hepatocyte-produced bile from the liver to the small intestine. In the human fetal liver, bile ducts are formed from bile duct epithelial cells surrounding the portal vein, and hepatocytes ...

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