Scientists have successfully replicated the behaviour of a colony of ants on the move with the use of miniature robots, as reported in the journal PLOS Computational Biology.

Electronics - Robotics

Mar 28, 2013 5 / 5 (5) 1 |

It's been more than fifty years since scientists discovered that the single-celled organism Tetrahymena thermophila has seven sexes. But in all that time, they've never known how each cell's sex, or "matin ...

Biology - Cell & Microbiology

Mar 26, 2013 4.3 / 5 (4) 0 |

Researchers from Lund University and the University of Oxford have been able to provide one answer as to why males in many species still provide paternal care, even when their offspring may not belong to ...

Biology - Plants & Animals

Mar 26, 2013 1 / 5 (1) 5 |

(Phys.org) —We all know—generally speaking—how a car works: The gas pedal makes it go, the break pedal makes it stop, and the steering wheel determines its course. But pop open the hood and you'll find ...

Biology - Cell & Microbiology

Mar 25, 2013 4.5 / 5 (2) 0

At the end of the last ice age, a population of polar bears was stranded by the receding ice on a few islands in southeastern Alaska. Male brown bears swam across to the islands from the Alaskan mainland and ...

Biology - Biotechnology

Mar 14, 2013 4.2 / 5 (5) 0 |

(Phys.org) —A significant field discovery analyzing how natural temperature fluctuations affect the growth rate of the dengue mosquito could lead to crucial control-and-prevention strategies, according ...

Biology - Plants & Animals

Mar 11, 2013 not rated yet 0 |

Analysis of DNA extracted from a fossil tooth recovered in southern Siberia confirms that the tooth belonged to one of the oldest known ancestors of the modern dog, and is described in research published March 6 in the open ...

Other Sciences - Archaeology & Fossils

Mar 06, 2013 4.8 / 5 (6) 0 |

A research team at the Sars Centre in Norway and the University Vienna has shed new light on the evolutionary origin of the head. In a study published in the journal PLoS Biology they show that in a simp ...

Biology - Plants & Animals

Feb 21, 2013 5 / 5 (2) 3

Tomatoes grown on organic farms accumulate higher concentrations of sugars, vitamin C and compounds associated with oxidative stress compared to those grown on conventional farms, according to research published February ...

Biology - Biotechnology

Feb 20, 2013 5 / 5 (3) 5

Understanding how and why diversification occurs is important for understanding why there are so many species on Earth. In a new study published on 19 February in the open access journal PLOS Biology, researchers show that s ...

Biology - Evolution

Feb 19, 2013 3.6 / 5 (12) 199 |

(Phys.org)—Ecologists often rely on the twin standards of the variety and numbers of species to describe a given region's diversity. But scaling down the size also scales up the numbers: On and in our bodies is a community ...

Biology - Ecology

Feb 07, 2013 not rated yet 0

Each intravenous drug user contracting Hepatitis C is likely to infect around 20 other people with the virus, half of these transmissions occurring in the first two years after the user is first infected, a new study estimates.

Biology - Other

Jan 31, 2013 4.5 / 5 (2) 0

(Phys.org)—A new study by a team of chemists in Greece has added credence to a theory that suggests that humans differentiate smells by sensing molecular vibrations, rather than through simple binding to ...

Chemistry - Biochemistry

Jan 29, 2013 5 / 5 (3) 1 |

A new study, published December 27 in the open access journal PLOS Biology, finds that vector-borne and parasitic diseases have substantial effects on economic development across the globe, and are major drivers of differ ...

Biology - Other

Dec 27, 2012 5 / 5 (1) 1 |

Extinct microbes in fecal samples from archaeological sites across the world resemble those found in present-day rural African communities more than they resemble the microbes found in the gut of cosmopolitan ...

Biology - Cell & Microbiology

Dec 12, 2012 5 / 5 (2) 0 |