Author Archives: danielfeldman

The Quantum Zeno Effect

Posted on August 28, 2012 by danielfeldman

Ok, so based on the fact that “quantum” is in the title, I’m sure your first urge is to stop reading. “Quick, Dan is going to throw some complicated physics at me….RUN!” It’s true that quantum mechanics represents some of … Continue reading →

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Leap Seconds and Earth’s Rotation

Posted on August 26, 2012 by danielfeldman

As most of you probably know, the “longest day of the year,” which should really be referred to as the “day of the year with the most sunlight,” is the summer solstice (the first day of summer, typically June 21st … Continue reading →

Posted in Astronomy, Physics | Tagged , , , | 2 Comments

Will The Earth Collide With The Sun? (No)

Posted on August 6, 2012 by danielfeldman

Yesterday, a young friend (perhaps a few young friends) posed this question to me: “When will the Earth collide with the Sun?” I will amend the question to “will the Earth collide with the Sun” so that I can provide … Continue reading →

Posted in Astronomy | Tagged , , , | 7 Comments

Fire, Energy, and the Nature of Science

Posted on June 29, 2012 by danielfeldman

What is energy? This is the simple, three word question that stumped me while I was tutoring physics this year. I was surprised when I realized that nobody had ever asked me this before, and even more so when I … Continue reading →

Posted in Physics, Uncategorized | Tagged , , , | 4 Comments