News tagged with accurate measurement

When dark energy turned on (Update)

( -- Some six billion light years distant, almost halfway from now back to the big bang, the universe was undergoing an elemental change. Held back until then by the mutual gravitational attraction of all the ...

dateMar 30, 2012 in Astronomy
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The tick-tock of the optical clock

( -- UK's National Physical Laboratory time scientists have made an accurate measurement of the highly forbidden octupole transition frequency in an ytterbium ion, which could be used as the basis for the next ...

dateMar 29, 2012 in General Physics
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Mapping galaxy formation in dual mode

A team of astronomers led by David Sobral (Leiden Observatory and Royal Observatory of Edinburgh) has explored the synergies between the Subaru Telescope and the United Kingdom Infra-Red Telescope (UKIRT) to locate numerous ...

dateMar 28, 2012 in Astronomy
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They're mastering manufacturing

For millions of HIV-positive people in the developing world, accurate measurement of their medical condition is invaluable. So in recent years, Daktari Diagnostics, a Cambridge-based startup, has been developing a small, ...

dateMar 01, 2012 in Engineering
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