RIKEN

X-rays in the fast lane

X-ray free-electron lasers (XFELs) produce higher-power laser pulses over a broader range of energies compared with most other x-ray sources. Although the pulse durations currently available are enormously ...

May 10, 2013
3 / 5 (4) 1

The long and short of sperm tails

A team of biologists in Japan has uncovered an unexpected role for mitochondria1, the power houses of cells, in the development of sperm in the fruit fly Drosophila melanogaster.

Aug 05, 2011
5 / 5 (2) 0 | with audio podcast

Flexibility: The key to carbon capture

From power plants that capture their own carbon dioxide emissions to vehicles powered by hydrogen, clean energy applications often demand materials that can selectively adsorb large volumes of harmful gases. ...

Aug 12, 2011
5 / 5 (2) 0

A new role for cytokinin plant hormones

When plants, including crops, are exposed to environmental stresses such as drought or high salinity, abscisic acid (ABA), a stress-responsive hormone is synthesized to induce a protective response. At the same time, the ...

Sep 09, 2011
3.3 / 5 (3) 0

Economizing chemistry, atom by atom

In chemistry, downsizing can have positive attributes. Reducing the number of steps and reagents in synthetic reactions, for example, enables chemists to boost their productivity while reducing their environmental ...

Feb 03, 2012
5 / 5 (2) 0