These are my links for December 17th 2012 from 12:24 to 16:15:

• NASA mission to end with twin moon smashes – space – 17 December 2012 – New Scientist – Ebb, Flow, crash, bang >
• Short Sharp Science: CERN becomes first pure physics voice in UN chorus – "If CERN observes the proceedings of the United Nations, will it change the outcome?" >
• Arcfinity – FOREVER ALONE DRONE: Frank Swain takes a walk on the wild side – Security's an illusion; the city's a sieve. @SciencePunk on what we can learn from urbexers, in #foreveralonedrone >