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Scientists have successfully taken control of a bird's flight by implanting electrodes in its brain. They were able to use radio signals to force a pigeon to fly in any direction they chose, Chinese researchers report.

Triggered by radio waves, the electrodes mimicked natural brain signals that control movement of the bird's wings. The scientists had sufficient control to steer the animal through the air, they said. They also performed a similar experiment on mice in 2005, according to local media reports.

Updated April 27: Hackers made $2.7 million in one month by reading corporate press releases before they were published, US financial officials have charged. A single trade in stock of the security software vendor, Symantec, made more than $1 million in less than 12 hours, according to US Securities and Exchange Commission (SEC) documents.

A Miami law firm faces a lawsuit after its internet connection was apparently used to make libelous comments on Wikipedia. Lawyers filed the suit on behalf of professional golfer Fuzzy Zoeller in a Miami court last week, the Miami Herald reports

Researchers in Korea are close to combining monkey DNA with cow cell to create a man-made stem cell, they claim. The scientists believe they will ultimately be able to implant human DNA into an animal ova  to make an artificial stem cell which avoids some of the current ethical issues surrounding stem cell 'harvesting'.

Key international science journals are shunning Korean scientists following a fraud scandal last year, according to a Korean academic.

"International journals have rejected our articles recently while taking issue with minute data and this indicates something,'' the professor told the Korea Times, "It's about reputation. We have no other choice but to rebuild.''