05/06/2015

A small vortex on the wing makes the elegance of birds' flight

One mystery of birds' flight is solved! The elegance of birds' flight, their seemingly effortless aerial turns and the softness of their landing, have been envied by many people. From countless observations, it has been known ...

The most accurate quantum thermometer

Scientists have defined the smallest, most accurate thermometer allowed by the laws of physics—one that could detect the smallest fluctuations in microscopic regions, such as the variations within a biological cell.

Aluminium—a new factor in the decline of bee populations?

A new scientific study has found very high amounts of aluminium contamination in bees, raising the question of whether aluminium-induced cognitive dysfunction is playing a role in the decline of bumblebee populations.

Designing the rail track of the future

Civil engineers from The University of Nottingham are helping to develop the railway track of the future which will be cheaper and quieter, last longer and be lower maintenance for rail network operators. 

How do galaxies die?

Everything eventually dies, even galaxies. So how does that happen?

Innovative hybrid-electric powertrain for road sweepers

Empa, ETH Zürich and the road sweeper manufacturer Bucher Municipal have jointly developed a pioneering hybrid-electric powertrain for road sweepers in a CTI project. The concept is based on a gas-driven engine, which provides ...

Less bureaucracy makes police more likely to discriminate

"Less bureaucracy and a greater emphasis upon the individual officer's own personality and freedom of action have made the Dutch police highly prone to discrimination against ethnic minorities and to arbitrary behavior." ...

Starved-out bacteria aid in wastewater treatment

Scientists have adapted a process normally used to make bioplastic, to remove carbon from wastewater, slashing the amount of energy needed for the treatment process.

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