News tagged with accurate measurement

CryoSat goes to sea

CryoSat was launched in 2010 to measure sea-ice thickness in the Arctic, but data from the Earth-observing satellite have also been exploited for other studies. High-resolution mapping of the topography of the ocean floor ...

May 29, 2012 5 / 5 (3) 0

When dark energy turned on (Update)

(PhysOrg.com) -- 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 ...

Mar 30, 2012 4.1 / 5 (20) 67 | with audio podcast

The tick-tock of the optical clock

(PhysOrg.com) -- 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 ...

Mar 29, 2012 3.9 / 5 (11) 3 | with audio podcast

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 ...

Mar 01, 2012 5 / 5 (1) 0