(PhysOrg.com) -- Flitting among the cool slopes of the Appalachian Mountains is a tiger swallowtail butterfly species that evolved when two other species of swallowtails hybridized long ago, a rarity in the ...

Biology - Plants & Animals

Sep 08, 2011 3.7 / 5 (3) 3 |

(Phys.org)—Matan Shelomi, a doctoral candidate in entomology at the University of California, Davis, is cutting Bergmann's Rule down to size.

Biology - Plants & Animals

Nov 20, 2012 3.7 / 5 (3) 4 |

More than half of eastern U.S. tree species examined in a massive new Duke University-led study aren't adapting to climate change as quickly or consistently as predicted.

Biology - Ecology

Oct 31, 2011 3.7 / 5 (6) 7 |

Schemes to convert croplands or marginal lands to forests will make almost no inroads against global warming this century, a scientific study published on Sunday said.

Space & Earth - Environment

Jun 19, 2011 4.2 / 5 (9) 15

Alfred Hitchcock would have appreciated this twist: The birds in central California are getting bigger.

Biology - Ecology

Nov 11, 2011 3 / 5 (8) 17 |

The farther that human populations live from the equator, the bigger their brains, according to a new study by Oxford University. But it turns out that this is not because they are smarter, but because they ...

Biology - Evolution

Jul 27, 2011 4.7 / 5 (12) 26 |

Deforestation, considered by scientists to contribute significantly to global warming, has been shown by a Yale-led team to actually cool the local climate in northern latitudes, according to a paper published today in Nature.

Space & Earth - Environment

Nov 16, 2011 4.6 / 5 (10) 27 |

New research by scientists in the Department of Biology at the University of York shows that species have responded to climate change up to three times faster than previously appreciated. These results are published in the ...

Biology - Ecology

Aug 18, 2011 5 / 5 (5) 0 |

We often think of rainforests and coral reefs as hotspots for biodiversity, but mountains are treasure troves for species too -- especially in the tropics, scientists say. But what drives montane biodiversity? The diversity ...

Space & Earth - Environment

Jun 08, 2011 4 / 5 (2) 9 |

Climate researchers have shown that big volcanic eruptions over the past 450 years have temporarily cooled weather in the tropics—but suggest that such effects may have been masked in the 20th century by ...

Space & Earth - Earth Sciences

Jan 05, 2009 3.1 / 5 (12) 9

The Sun has been quiet recently but early today (04:13 UTC on March 5, 2012) it unleashed a powerful X1-class solar flare and coronal mass ejection. The latest estimates indicate the CME will probably miss Earth, but hit ...

Space & Earth - Space Exploration

Mar 06, 2012 4.8 / 5 (5) 0

On March 17, 2013, at 1:28 a.m. EDT, the coronal mass ejection (CME) from March 15 passed by NASA's Advanced Composition Explorer (ACE) as it approached Earth. Upon interacting with the giant magnetic bubble ...

Space & Earth - Space Exploration

Mar 18, 2013 5 / 5 (1) 1

(Phys.org)—Recently engaged in providing support to the successful landing of NASA's Mars Science Laboratory's Curiosity rover, ESA's Mars Express has now returned to its primary mission of studying the ...

Space & Earth - Space Exploration

Sep 07, 2012 5 / 5 (2) 0

(PhysOrg.com) -- New research suggests that animals living at high latitudes grow better than their counterparts closer to the equator because higher-latitude vegetation is more nutritious. The study, published in the February ...

Biology - Plants & Animals

Jan 25, 2010 4 / 5 (1) 2 |

Male humpback whales sing complex songs in tropical waters during the winter breeding season, but they also sing at higher latitudes at other times of the year. NOAA researchers have provided the first detailed ...

Biology - Plants & Animals

Apr 29, 2013 not rated yet 0