Materials belonging to the family of dilute magnetic oxides (DMOs)—an oxide-based variant of the dilute magnetic semiconductors—are good candidates for spintronics applications. This is the object of ...
May 17, 2013
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A small piece of paper sticks to an electrically charged plastic ruler. The principle of this simple classroom physics experiment is applied at the microscopic scale by so-called optical tweezers to get the likes of polystyrene ...
May 08, 2013
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Is it possible that mammals have the ability to recognize individuals of the same species, whom they know well, by their voice? A new study has found that even in nocturnal, fast-moving animals such as bats, there is an ability ...
May 07, 2013
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The Black Widow spider gets its name from the popular belief that female spiders eat their male suitors after mating. However, a new study has shown that the tendency to consume a potential mate is also true of some types ...
May 06, 2013
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Being a physicist offers many perks. For one, it allows an understanding of the substances ubiquitous in everyday industrial products such as emulsions, gels, granular pastes or foams. These are known for their intermediate ...
Apr 30, 2013
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Females in the animal kingdom have many methods available to them to help bias male paternity. One such process is displayed by Euxesta bilimeki, a species of Ulidiid fly, whose females expel and then consum ...
Apr 11, 2013
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For territorial animals, such as beavers, "owning" a territory ensures access to food, mates and nest sites. Defending that territory can involve fights which cause injury or death. How does an animal decide ...
Apr 09, 2013
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The observation that males appear to be superior to females in some fields of academic study has prompted a wealth of research hoping to shed light on whether this is attributable to nature or nurture. Although there is no ...
Apr 04, 2013
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Migrations happen for a reason, not randomly. A new study, based on computer simulation, attempts to explain the effect of so-called directional migration – migration for a reason – on cooperative behaviours ...
Apr 03, 2013
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Tragedies involving children, such as the one at Sandy Hook Elementary School, fuel massive outrage and calls for immediate action to prevent similar atrocities. The National Rifle Association (NRA) has put forward a National ...
Apr 02, 2013
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New research shows that the speed of light may not be fixed after all, but rather fluctuates.
Mar 25, 2013
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Three-quarters of the DNA in evolved organisms is wrapped around proteins, forming the basic unit of DNA packaging called nucleosomes, like a thread around a spool. The problem lies in understanding how DNA can then be read ...
Mar 19, 2013
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Swarming is the spontaneous organised motion of a large number of individuals. It is observed at all scales, from bacterial colonies, slime moulds and groups of insects to shoals of fish, flocks of birds and ...
Mar 15, 2013
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