Springer

When diffusion depends on chronology

The Internet, motorways and other transport systems, and many social and biological systems are composed of nodes connected by edges. They can therefore be represented as networks. Scientists studying diffusion ...

Jul 15, 2013
4.5 / 5 (2) 0

Making a beeline for the nectar

Bumblebees searching for nectar go for signposts on flowers rather than the bull's eye. A new study, by Levente Orbán and Catherine Plowright from the University of Ottawa in Canada, shows that the markings ...

Jun 20, 2013
3 / 5 (1) 0

The hidden agenda of Obama's opposition

Is the US Tea Party movement a racial backlash against President Obama? A new study by Angie Maxwell from the University of Arkansas, and Wayne Parent from Louisiana State University, assesses whether racial attitudes are ...

Jun 18, 2013
2.5 / 5 (60) 1170

Predicting collective online behavior

A new study shows that small websites, in terms of daily user flux based on number of clicks, have a disproportionally high impact when it comes to traffic generation and influence compared to larger websites. These findings, ...

Jun 14, 2013
not rated yet 0

How cells get a skeleton

The mechanism responsible for generating part of the skeletal support for the membrane in animal cells is not yet clearly understood. Now, Jean-François Joanny from the Physico Chemistry Curie Unit at the Curie Institute ...

Jun 10, 2013
not rated yet 0

Alpine lakes reflect climate change

Increases in temperature as a result of climate change are mirrored in lake waters where temperatures are also on the rise. A new study, by Dr. Martin Dokulil, retired researcher from the Institute for Limnology at the University ...

Jun 06, 2013
3.8 / 5 (8) 13

Coupled particles cross energy wall

For the first time, a new kind of so-called Klein tunnelling-representing the quantum equivalent of crossing an energy wall- has been presented in a model of two interacting particles. This work by Stefano ...

May 29, 2013
3.5 / 5 (4) 1 | with audio podcast

Promising doped zirconia

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
4.7 / 5 (3) 0 | with audio podcast

Elucidating energy shifts in optical tweezers

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
5 / 5 (1) 0