Sandwalk

  Today is the day of the midterm test in my course on molecular evolution. Here's one of the possible question on the test. Almost ever...

  This is an easy question. Here are the others: Exam Question #1 , Exam Question #2 , Exam Question #3 , Exam Question #4 , Exam Question ...

  Did you try and answer Exam Question #1 , Exam Question #2 , Exam Question #3 or Exam Question #4 ? Were they too hard? Try this one. S...

  Now that you've tried Exam Question #1 , Exam Question #2 , and Exam Question #3 , let's see how you do with this one. Many evolu...

&nbsp Once again, it's time to remind people of a famous quotation by Isaac Asimov—a biochemist— from his 1981 essay, The “Threat” o...

  Here's a photo of the head of a leaf-nosed bat. I was posted on Jerry Coyne's blog website today [ A new leaf-nosed bat ]. Jerry...

  There's a major kerfluffle going on in the United States. It's exacerbated by the year-and-a-half long campaign for President. ...

The La Brea tar pits are in the middle of greater Los Angeles on Wilshire Boulevard. The area is now a single large city block that contain...

  Yesterday we went to see the Cirque du Soleil's production of Ovo . Here's the description from Wikipedia. Ovo (Portuguese for ...

  On Friday we visited Disneyland with our granddaughter Zoё. It was fantastic, much better than my previous visit; Disneyland 1967 .

  In May 1967 I decided to drive from Ottawa to California with my friends Paul Young and Brian McManus. We arrived in Los Angeles on a Satu...

  Now that you've tried Exam Question #1 and Exam Question #2 , let's see how you do with this one. There are hardly any pseudoge...

  Most of you wouldn't have passed Exam Question #1 . Let's see how you do with this one. Here’s a quotation from an article publi...

  Barry Arrington 1 at Uncommon Descent has banned many defenders of evolution. This is not the first time that this has happened but for ...

  These are views from the back and front yards of my daughter's house in Los Angeles. It definitely gives us the feeling that we're...