ETH Zurich

Hydrogen-powered invasion

Although mankind is only just beginning to use hydrogen as an energy source, the concept has been established in nature for a long time. Researchers at ETH Zurich have discovered that the diarrhea-causing ...

Dec 11, 2013
5 / 5 (6) 0 | with audio podcast

Peaceful bumblebee becomes invasive

Bumblebees look cute. They have a thick fur, fly somewhat clumsily and are less aggressive than honeybees or wasps. They are very much appreciated by farmers as keen pollen collectors. Particularly in the ...

Dec 09, 2013
4.3 / 5 (3) 2 | with audio podcast

New algorithm makes quadrocopters safer

Drones like quadrocopters have become very popular with hobbyists due to their simplicity and agility. But they are also increasingly being used for commercial applications such as aerial photography and ...

Dec 04, 2013
4.8 / 5 (6) 0 | with audio podcast

Why lithium-ion-batteries fail

Materials in lithium ion battery electrodes expand and contract during charge and discharge. These volume changes drive particle fracture, which shortens battery lifetime. A group of ETH scientists together ...

Oct 17, 2013
4.6 / 5 (24) 0 | with audio podcast

Bad news for fake pearls

(Phys.org) —For the first time, a group of researchers has succeeded in isolating DNA from pearls and used their genetic material to identify the specific species of oyster that produced the pearl. In a ...

Oct 16, 2013
3 / 5 (2) 2 | with audio podcast

The reasons behind crime

More punishment does not necessarily lead to less crime, say researchers at ETH Zurich who have been studying the origins of crime with a computer model. In order to fight crime, more attention should be ...

Oct 11, 2013
4.5 / 5 (13) 9 | with audio podcast

Why cement tends to thicken

Researchers at the ETH Zurich have unraveled the microscopic mechanism behind shear thickening: the increase in viscosity with speed observed for dense particle suspensions under flow. The study has a direct ...

Oct 01, 2013
4 / 5 (4) 5 | with audio podcast

Niacin, the fountain of youth

The vitamin niacin has a life-prolonging effect, as Michael Ristow has demonstrated in roundworms. From his study, the ETH-Zurich professor also concludes that so-called reactive oxygen species are healthy, ...

Sep 30, 2013
4.5 / 5 (31) 0 | with audio podcast