Genetically modified Bt cotton plants contain a poison that protects them from their most significant enemies. As a result, these plants rely less on their own defence system. This benefits other pests, such as aphids. These ...

Biology - Ecology

Mar 13, 2013 5 / 5 (4) 0

For hundreds of years, naturalists and scientists have identified new species based on an organism's visible differences. But now, new genetic techniques are revealing that different species can show little, ...

Biology - Plants & Animals

Mar 11, 2013 not rated yet 0 |

Oocytes of lions, tigers and other cat species survive the preservation in liquid nitrogen. Scientists of the Leibniz Institute for Zoo and Wildlife Research (IZW) in Berlin succeeded in carrying out cryopreservation ...

Biology - Other

Feb 28, 2013 not rated yet 0

A new genetic analysis of human lice from across the world sheds light on the global spread of these parasites, their potential for disease transmission and insecticide resistance. The results are published February 27 in ...

Biology - Other

Feb 27, 2013 4 / 5 (2) 0

Dr John Stewart has made important contributions to a growing body of work that shows how the evolution of ecosystems has to be taken into account when speculating between different geological eras. Go back ...

Biology - Evolution

Feb 26, 2013 5 / 5 (2) 0

Researchers at the University of Wisconsin-Madison have found a new way to accelerate a workhorse instrument that identifies proteins. The high-speed technique could help diagnose cancer sooner and point to new drugs for ...

Chemistry - Biochemistry

Feb 24, 2013 5 / 5 (2) 0 |

DNA preserved in calcified bacteria on the teeth of ancient human skeletons has shed light on the health consequences of the evolving diet and behaviour from the Stone Age to the modern day.

Other Sciences - Archaeology & Fossils

Feb 17, 2013 5 / 5 (3) 0 |

Agricultural researchers on Tuesday said they had found a gene that boosts the digestibility of sorghum, transforming a humble grain into a potential famine-beater.

Biology - Biotechnology

Feb 12, 2013 5 / 5 (10) 1

MIT engineers have created genetic circuits in bacterial cells that not only perform logic functions, but also remember the results, which are encoded in the cell's DNA and passed on for dozens of generations.

Biology - Biotechnology

Feb 11, 2013 4.6 / 5 (13) 3 |

When a pathogen attacks a plant, infection usually follows after the plant's immune system is compromised. A team of researchers at the University of California, Riverside focused on Phytophthora, the pa ...

Biology - Biotechnology

Feb 06, 2013 4.5 / 5 (2) 0

A team of scientists just won a battle in the war against antibiotic-resistant "superbugs"—and only time will tell if their feat is akin to the bacterial "Battle of Gettysburg" that turns the tide toward ...

Biology - Biotechnology

Feb 04, 2013 4.8 / 5 (9) 5 |

A team of plant geneticists at Cold Spring Harbor Laboratory (CSHL) has successfully demonstrated what it describes as a "simple hypothesis" for making significant increases in yields for the maize plant.

Biology - Biotechnology

Feb 03, 2013 3 / 5 (4) 8 |

For the first time, researchers have been able to see a thought "swim" through the brain of a living fish. The new technology is a useful tool for studies of perception. It might even find use in psychiatric ...

Biology - Other

Jan 31, 2013 4.7 / 5 (7) 0 |

In a scientific breakthrough that promises improved grain yields and quality, greater drought tolerance and disease resistance, and enhanced genetic diversity, a global research team has completed high-quality sequencing ...

Biology - Biotechnology

Jan 28, 2013 not rated yet 0

(Phys.org)—As rapid economic expansion continues to shape the Asian landscape on which many species depend, time is running out for conservationists aiming to save wildlife such as tigers and leopards. Scientists at the ...

Biology - Ecology

Jan 16, 2013 not rated yet 0