23/10/2017

How African elephants' amazing sense of smell could save lives

For 27 years Angola was gripped by civil war. Half a million human lives were lost and wildlife, too, was decimated to sustain troops. Rhino and elephants became valuable targets – rhino horn and ivory served as currency ...

3-D crop imaging helps agriculture estimate plant height

Building three-dimensional point clouds from high-resolution photos taken from unmanned aerial vehicles or drones may soon help plant breeders and agronomists save time and money compared with measuring crops manually.

Can a CEO's cultural heritage affect corporate performance?

Do the cultural values we inherit from our ancestors affect our decision-making in the present time? A study of US banking CEOs, led by academics at the University of St Andrews and the University of Edinburgh, has found ...

Stephen Hawking's PhD thesis goes online for first time

Stephen Hawking's PhD thesis, 'Properties of expanding universes', has been made freely available to anyone, anywhere in the world after being made accessible via the University of Cambridge's Open Access repository, Apollo.

Image: NASA's SDO spots a lunar transit

On Oct. 19, 2017, the Moon photobombed NASA's Solar Dynamics Observatory, or SDO, when it crossed the spacecraft's view of the Sun, treating us to these shadowy images. The lunar transit lasted about 45 minutes, between 3:41 ...

Solution to mysterious behavior of supercooled water

When Einstein was working toward his PhD, he was among the first to explain how particles exhibit random motions in fluids. Diffusion is an important physical process and the Stokes–Einstein relationship describes how particles ...

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