July 2014 - Page 4 of 4 - Sheila Crosby

Ridiculously pleased

July 2, 2014

This is from the local pizzeria. (A very good pizzeria, I might add, Il Tonello.) The sign says: The Lemon GamePut a coin on top of the lemon without touching it. If it stays on top for 10 seconds, you take all the coins.As soon as the coin touches the lemon, you have to let it go.Good luck! And I did it, first try! It was only about 4.50€ but…

The Swedish Solar Tower

July 1, 2014

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Two of the fourteen telescopes at the Roque de los Muchachos observatory are solar telescopes — highly specialised to observe our own sun. This is the Swedish Solar Telescope, which was the first telescope built on the Roque. It’s currently the best solar telescope in the world since they added the new adaptive optics in 2005. (Adaptive optics compensate for air turbulence.) It can resolve details of the sun’s surface…