29/07/2014

Optimum inertial self-propulsion design for snowman-like nanorobot

Scale plays a major role in locomotion. Swimming microorganisms, such as bacteria and spermatozoa, are subjected to relatively small inertial forces compared to the viscous forces exerted by the surrounding fluid. Such low-level ...

Tough foam from tiny sheets

Tough, ultralight foam of atom-thick sheets can be made to any size and shape through a chemical process invented at Rice University.

Rare Sri Lankan leopards born in French zoo

Two rare Sri Lankan leopard cubs have been born in a zoo in northern France, a boost for a sub-species that numbers only about 700 in the wild, the head of the facility said Tuesday.

Japan wraps up Pacific whale hunt

Japan announced Tuesday that it had wrapped up a whale hunt in the Pacific, the second campaign since the UN's top court ordered Tokyo to halt a separate slaughter in the Antarctic.

Local education politics 'far from dead'

Teach for America, known for recruiting teachers, is also setting its sights on capturing school board seats across the nation. Surprisingly, however, political candidates from the program aren't just pushing its national ...

Researchers uncover secrets of internal cell fine-tuning

New research from scientists at the University of Kent has shown for the first time how the structures inside cells are regulated – a breakthrough that could have a major impact on cancer therapy development.

First grade reading suffers in segregated schools

A groundbreaking study from the Frank Porter Graham Child Development Institute (FPG) has found that African-American students in first grade experience smaller gains in reading when they attend segregated schools—but the ...

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