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Team finds reason behind defects in 3-D printing

High-speed images of a common laser-based metal 3-D printing process, coupled with newly updated computer models, have revealed the mechanisms behind material redistribution, a phenomenon that leads to defects in printed ...

dateAug 02, 2017 in Engineering
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Why we need a new type of SETI instrument

Imagine this scenario: On a world orbiting a neighboring star, a society more advanced than our own has used large telescopes to survey all the planets within a few hundred light-years.  In this sample of a million worlds, ...

dateJul 18, 2017 in Astronomy
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Running light around a tetrahedron

Thanks to an innovative ring laser design, geophysicists at LMU can now measure and monitor Earth's rotation with unprecedented accuracy. The new instrument in Fürstenfeldbruck will be formally inaugurated this week.

dateJul 17, 2017 in General Physics
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