15/06/2015

Close approach of Venus and Jupiter visible in evening sky

Armagh Observatory reports that the next two weeks will provide an interesting opportunity to observe the brightest planet, Venus, and the largest planet, Jupiter, as they move towards one another in the evening twilight.

Graphene quantum dot LEDs

The first graphene quantum dot light-emitting diodes (GQD-LEDs), fabricated by using high-quantum-yield graphene quantum dots through graphite intercalation compounds, exhibit luminance in excess of 1,000 cd/m2.

Mt. Everest not safe from climate change

The last two years have witnessed the two deadliest disasters in Everest climbing history, and many say climate change is to blame.

Chinese taxi app raising $1.5 billion to battle Uber: report

China's top taxi hailing app backed by tech giants Alibaba and Tencent will raise at least $1.5 billion, Bloomberg News reported on Monday, as the company gears up to take on Uber in the country's expanding transportation ...

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