15/02/2014

Research on urban ghettos must recognize differences among cities

Research on urban neighborhoods must take into account differences among cities and rely on some techniques that have not been used extensively by sociologists studying neighborhood effects, according to Mario Small, professor ...

Robotic fish aids understanding of how animals move

The weakly electric black ghost knifefish of the Amazon basin has inspired Northwestern University's Malcolm MacIver and an interdisciplinary team of researchers to develop agile fish robots that could lead to a vast improvement ...

Mars rover heads uphill after solving 'doughnut' riddle

(Phys.org) —Researchers have determined the now-infamous Martian rock resembling a jelly doughnut, dubbed Pinnacle Island, is a piece of a larger rock broken and moved by the wheel of NASA's Mars Exploration Rover Opportunity ...

NASA solves mystery of Mars 'doughnut' rock

NASA scientists were finally able to explain the origin of the mysterious rock shaped like a jelly doughnut that appeared near the rover Opportunity in early January.

Great Lakes become nearly covered with ice

From the bridge of the Coast Guard cutter Mackinaw, northern Lake Huron looks like a vast, snow-covered field dotted with ice slabs as big as boulders—a battleground for the icebreaker's 58-member crew during one of the ...

Beat-keeping sea lion shows surprising rhythmic ability

Ronan, a California sea lion at Long Marine Laboratory at the University of California, Santa Cruz, became an Internet sensation last year when UCSC scientists published a paper describing her ability to bob her head in time ...

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