The size of a male house sparrow's bib has long been associated with the bird's fighting abilities and status within the flock. But an international team of researchers has shown there is little evidence to support it.
Evolution
Nov 13, 2018
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21
The fossil fuels that provide much of the world's energy orginate in a type of rock known as kerogen, and the potential for recovering these fuels depends crucially on the size and connectedness of the rocks' internal pore ...
Condensed Matter
Nov 13, 2018
1
41
About 140 years ago, Charles Darwin seemed to be bothered by evidence suggesting the sudden occurrence of numerous angiosperms in the mid-Cretaceous. Since Darwin's theory of evolution implies that all organisms should increase ...
Archaeology
Nov 13, 2018
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67
The Majorana fermion, a particle that is its own antiparticle, was originally introduced as a putative elementary particle by Ettore Majorana in 1937, and the chiral Majorana fermion was experimentally observed in topological ...
Quantum Physics
Nov 13, 2018
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8
Three researchers from the UPV/EHU's Faculty of Engineering—Bilbao and the University of Valladolid have explored how renewable energy cooperatives have evolved. They have found that these cooperatives have developed a ...
Energy & Green Tech
Nov 13, 2018
0
15
A variety of animals have male-specific ornament traits and these ornaments are favored by female choice. Which male traits are preferred by females often varies among females. Genetic mechanisms that create and maintain ...
Plants & Animals
Nov 13, 2018
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53
The Gaia satellite has spotted an enormous 'ghost' galaxy lurking on the outskirts of the Milky Way.
Astronomy
Nov 13, 2018
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677
When a cell divides—a process known as mitosis—its chromosomes need to be separated and evenly distributed into the newly created daughter cells. Although this is known to be extremely complicated and to feature a range ...
Cell & Microbiology
Nov 13, 2018
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25
In a world of vast consumer choice, ambiguous product descriptions and self-appointed experts, parents face a minefield when picking out food, toys or other products for their children. A new qualitative study from the University ...
Economics & Business
Nov 13, 2018
0
4
A new type of use-by label for milk bottles that decomposes as the liquid inside goes sour could appear on UK supermarket shelves later this year. Labels such as these, capable of telling consumers exactly when fresh produce ...
Environment
Nov 13, 2018
0
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