News tagged with southern hemisphere

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HARPS tunes in on 'noisy' planets

Able to achieve an astounding precision of 0.97 m/s (3.5 km/h), with an effective precision of the order of 30 cms-1, the High Accuracy Radial velocity Planet Searcher (HARPS) echelle spectrograph has already ...

Aug 10, 2011 5 / 5 (3) 1

River mystery solved

The pristine state of unpolluted waterways may be their downfall, according to research results published in a paper this week in the journal Geophysical Research Letters.

Jun 03, 2011 4.8 / 5 (5) 0