News tagged with absolute measurements

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Good quantum states and bad quantum states

It is impossible to obtain all information about a large quantum system consisting of hundreds or thousands of particles. A new technique allows to describe such systems in terms of 'continuous matrix product ...

dateJul 06, 2015 in Quantum Physics
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Iron: A biological element?

Think of an object made of iron: An I-beam, a car frame, a nail. Now imagine that half of the iron in that object owes its existence to bacteria living two and a half billion years ago.

dateJun 25, 2015 in Earth Sciences
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Magnetic complexity begins to untangle

After a year in orbit, the three Swarm satellites have provided a first glimpse inside Earth and started to shed new light on the dynamics of the upper atmosphere – all the way from the ionosphere about ...

dateJun 23, 2015 in Space Exploration
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