30/07/2014

Mapping the optimal route between two quantum states

As a quantum state collapses from a quantum superposition to a classical state or a different superposition, it will follow a path known as a quantum trajectory. For each start and end state there is an optimal or "most likely" ...

US spy agency patents car seat for kids

Electronic eavesdropping is the National Security Agency's forte, but it seems it also has a special interest in children's car seats, Foreign Policy magazine reported Wednesday.

Saving seeds the right way can save the world's plants

Exotic pests, shrinking ranges and a changing climate threaten some of the world's most rare and ecologically important plants, and so conservationists establish seed collections to save the seeds in banks or botanical gardens ...

Evidence of a local hot bubble carved by a supernova

I spent this past weekend backpacking in Rocky Mountain National Park, where although the snow-swept peaks and the dangerously close wildlife were staggering, the night sky stood in triumph. Without a fire, the stars, a few ...

Nature inspires a greener way to make colorful plastics

Long before humans figured out how to create colors, nature had already perfected the process—think stunning, bright butterfly wings of many different hues, for example. Now scientists are tapping into those secrets to ...

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