Category: Nature

  • What is Life?

    What is Life?

    The question is still not answered, and the deeper we look, the more we realize that there may not be a simple answer. In the past, I tried to understand this problem better and wrote about it a few years ago, and recently I came across a new book on the topic by the biologist…

  • Fibonacci Primes

    Fibonacci Primes

    How do prime numbers intersect with the Fibonacci series? As we know, prime numbers are distributed randomly, which means there is no algorithm that will predict prime numbers: finding them requires enormous computing power. There are many primes in the low range of natural numbers: Between 1 to 100 there are 25 prime numbers: 2,…

  • Sunset over the Bay Area

    Sunset over the Bay Area

    “To leave out beautiful sunsets is the secret of good taste.” (Dejan Stojanovic.) Well, occasionally we fail. A spontaneous walk in the evening, without much expectation, and suddenly, there it was, this sunset over the Bay Area, viewed from Tilden Park. In California we are fortunate enough to have the Ocean in the West, which means that…

  • Landscapes in the Pacific Northwest

    Landscapes in the Pacific Northwest

    It’s about a thousand miles to drive on Highway 1 from San Francisco to Port Angeles, the northern-most town that connects the US and Canada. The drive along the ocean is beautiful, through vast coastal landscapes and ancient forests. One can find some of the tallest and oldest trees in the world along this remote coastline, small fishing towns, Indian reservations, and several…

  • Sperm Whales: Species with the largest brains

    Sperm Whales: Species with the largest brains

    There is an article about Sperm Whales in the New York Times that talks about their modes of communication. They seem to have an elaborate language we don’t understand yet. The sperm whale is the largest of the toothed whales and the largest predator on  earth. Mature males average 16 metres (52 ft) in length, with…