The north-west of the island is home to great many almond trees, and at this time of the year, they’re all blossoming. The trees in El Paso and Garafía are beautiful, but the best display of all is at Puntagorda. In fact Puntagorda hosts an annual almond blossom fiesta. The date varies — the Town Hall sets it a couple of weeks in advance, to (hopefully) coincide with the best…
The north of La Palma is one of the best places to see dragon trees. These exotic-looking plants grow throughout the Canary Islands, and also in Cape Verde, the Azores, Maderia, and western Morocco, but on La Palma, they’re still reproducing naturally. The Canary Islands used to have a large, flightless bird, something like a Dodo. This bird ate dragon tree fruits, so the seeds evolved to have a hard protective…
Modern telescopes have mirrors made of a material called vitro ceramic, which keeps its size and shape in spite of changes in temperature, covered with a very thin layer of aluminium. Domestic mirrors have glass in front of the aluminium, to protect it, but that means that the light passes through the glass twice – coming and going – which degrades the image. So telescope mirrors have the aluminium…
Looking east towards Tenerife. The highest point of the island is the Roque de Los Muchachos, at 2,426m (8,000 ft) above sea level. Most days of the year, the view is spectacular. Even when it’s raining at sea-level, the summit is nearly always above the clouds. In fact, you can often look down on a sea of clouds surrounding the island. Of course that’s one reason why the observatory…
This weekend will see the biggest livestock fair on the island, in Garafía. San Antonio del Monte used to be a village, but the villagers moved away. About the only thing that’s left is the church of St. Anthony and the feast day, with it’s massive fair. Apart from the animals, there’s a craft fair, and of course lots of stalls selling cheap toys, food and drink. It’s a…
The HARPS-N spectrograph was inaugurated on April 23rd. Here’s some photos. This write up is better late than never, I hope.