These are my links for February 27th 2013 from 17:33 to 23:11:

• Beppe Grillo: Cronyism has hurt Italian science – 27 February 2013 – New Scientist – RT @newscientist: Beppe Grillo takes time out to give us an exclusive interview: "Cronyism has hurt Italian science"
• First private Mars mission aims to launch in 2018 – space – 27 February 2013 – New Scientist – Running coverage @newscientist RT: 1st Mars visitors to arrive in 5 years if audacious fly-by plan comes to fruition
• Hacking Home Soda-Making Machines – NYTimes.com – Carbonation frenzy