News tagged with range expansions
British butterfly reveals role of habitat for species responding to climate change
Biology /
Feb 25, 2009 |
4 / 5 (2) |
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(PhysOrg.com) -- Most wild species are expected to colonise northwards as the climate warms, but how are they going to get there when so many landscapes are covered in wheat fields and other crops? A study ...
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Study provides insights into how climate change might impact species' geographic ranges
Jun 23, 2009 |
4.3 / 5 (16) |
1
A new study by a team of researchers led by Jessica Hellmann, assistant professor of biological sciences at the University of Notre Dame, offers interesting insights into how species may, or may not, change their geographic ...
Big-brained animals evolve faster
Biology /
Aug 15, 2008 |
4.4 / 5 (20) |
0
Ever since Darwin, evolutionary biologists have wondered why some lineages have diversified more than others. A classical explanation is that a higher rate of diversification reflects increased ecological ...
Batters may achieve dramatic increases in home runs through steroids
Sep 19, 2007 |
4.6 / 5 (13) |
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Steroid use by a Major League Baseball slugger may produce only modest increases in muscle mass and bat and ball speed but still boost home run production by 50 percent or more, according to a new study by Tufts University ...
Electric cars rolling out
Dec 16, 2009 |
4.4 / 5 (14) |
6
(PhysOrg.com) -- Electric vehicles are far from new, but we are still a long way from electric cars being the norm. Now two new electric cars may bring that goal a step closer.
New Fujitsu PRIMEPOWER UNIX Servers Feature Processors Exceeding 2GHz
May 17, 2005 |
not rated yet |
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Fujitsu Limited, a leader in mission critical computing, today announced the availability of five new PRIMEPOWER server models based on SPARC64 V RISC processors that exceed 2GHz clock speeds. These UNIX servers, ...
IU informaticists show new levels of refinement in predicting human mobility, epidemic spread
Technology / Computer Sciences
Dec 17, 2009 |
5 / 5 (1) |
0
(PhysOrg.com) -- The interplay of human mobility patterns like those between local metropolitan commuters and long-range airline travelers during a global epidemic can be modeled in such detail so as to offer ...
Magnetic field measurements of the human heart at room temperature
Dec 11, 2009 |
not rated yet |
1
A new optical sensor developed by the American National Institute of Standards and Technology was successfully tested by the Physikalisch-Technische Bundesanstalt (Germany) in the "magnetically best shielded ...
Obesity linked with poorer breast cancer outcomes
Dec 10, 2009 |
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0
Breast cancer patients with a high body mass index (BMI) have a poorer cancer prognosis later in life. Specifically, their treatment effect does not last as long and their risk of death increases.
Turning metal black more than just a novelty
Dec 08, 2009 |
4.6 / 5 (20) |
5
(PhysOrg.com) -- University of Rochester optics professor Chunlei Guo made headlines in the past couple of years when he changed the color of everyday metals by scouring their surfaces with precise, high-intensity laser bursts.
Filtering truth?
Dec 16, 2009 |
3.7 / 5 (3) |
0
(PhysOrg.com) -- Plans for mandatory internet filtering in Australia may see a wide range of material disappear from computer screens, according to research led by a UNSW academic.
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