23/12/2014

Airplanes finally go hybrid-electric

An aircraft with a parallel hybrid engine – the first ever to be able to recharge its batteries in flight – has been successfully tested in the UK, an important early step towards cleaner, low-carbon air travel.

Sun sizzles in high-energy X-rays

For the first time, a mission designed to set its eyes on black holes and other objects far from our solar system has turned its gaze back closer to home, capturing images of our sun. NASA's Nuclear Spectroscopic Telescope ...

Crown ethers flatten in graphene for strong, specific binding

Ethers—simple organic molecules in which an oxygen atom bridges two carbon atoms—are the chemical building blocks of commonplace products including many solvents, propellants, cosmetics and pharmaceuticals. Link them ...

More knowledge needed to ensure safe use of botanicals in food

The challenges related to assessing the safety of botanicals in foods and food supplements and regulating their use were highlighted at a conference held in Denmark in November 2014. The conference identified a need for more ...

Ultrasounds dance the 'moonwalk' in new metamaterial

Metamaterials have extraordinary properties when it comes to diverting and controlling waves, especially sound and light: for instance, they can make an object invisible, or increase the resolving power of a lens. Now, researchers ...

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