Archive for the 'Earth' Category

If Daylight Saving Time wasn’t bad enough…

There is so much controversy over Daylight Saving Time — who benefits?, does it really save energy?, is it worth the hassle? – that maybe we should dump it altogether in favor of “Mecca Time.” At least that is what some Muslim scientists meeting in Qatar have called for — nothing less than the worldwide […]

The stars are disappearing!

What’s behind all this, an alien conspiracy? Is the government hiding something from us? Well, I think we all know what is going on. And if you don’t know, you need to get informed. For anyone who has observed the skies for more than a few years, it is obvious that stars are disappearing. And […]

Astronomy at your fingertips

Astronomy is not just for the sighted anymore.

You can measure the sun

Earth passed the December solstice more than a week ago, but another milestone comes tomorrow (Jan. 2). It’s not one you would normally notice, nor one that you would logically expect. As the Earth orbits the sun, its distance varies by up to 3 million miles. Tomorrow, earth is at perihelion, or its closest point […]

When does Fall fall?

I saw the first signs of fall the other day - two yellowing cottonwood leaves liberally tinged with leftover green splotches from summer. These were on the ground, not on the tree, and in fact I could see no yellow in the tree itself. Truth be told, an occasional yellow leaf anytime during the growing […]


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