Spiders may not be the pure predators we generally believe, after a study found that some make up a quarter of their diet by eating pollen.
Plants & Animals
Dec 18, 2013
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Almost all the mass of an atom is concentrated in its nucleus in the form of protons and neutrons. Some nuclei are intrinsically unstable, existing for only a short time before decaying into stable nuclei. Understanding why ...
General Physics
Nov 29, 2013
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The results of a major international research project show that climate stability plays a crucial role in the distribution of plants on Earth. Rare species in the Americas are restricted to areas of California, Mexico, the ...
Ecology
Oct 17, 2013
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A common songbird may have acquired genes from fellow migrating birds in order to travel greater distances, according to a University of British Columbia study published this week in the journal Evolution.
Evolution
Sep 20, 2013
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(Phys.org) —Last month, researchers reported the creation of the first primitive brain-like structures made from human stem cells. To create the complex morphology of these cerebral organoids, cells within a proliferating ...
Male birds that exhibit 'shy' social behaviour are much more likely to join flocks of birds with a similar personality than their 'bold' male counterparts, a new study has found. But shy birds also have fewer social partners ...
Plants & Animals
Sep 17, 2013
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A simple pendulum has two equilibrium points: hanging in the "down" position and perfectly inverted in the "up" position. While the "down" position is a stable equilibrium, the inverted position is definitely not stable. ...
Quantum Physics
Aug 27, 2013
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University of Oregon chemist David C. Johnson likens his lab's newly published accomplishments to combining two flavors of ice cream—vanilla and chocolate—and churning out thousands of flavors to appeal to any taste bud.
Materials Science
Jul 31, 2013
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(Phys.org) —New findings from NASA's Curiosity rover provide clues to how Mars lost its original atmosphere, which scientists believe was much thicker than the one left today.
Space Exploration
Jul 18, 2013
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(Phys.org) —A new study says Europe's first farmers used far more sophisticated practices than was previously thought. A research team led by the University of Oxford has found that Neolithic farmers manured and watered ...
Archaeology
Jul 16, 2013
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