Sandwalk

There's a disturbing trend in popular science these days. The goal is to convince the general public that much of what we thought we kne...

Robert Lawrence Kuhn has published a series of videos on his "Closer to Truth" site. On March 4, 2024 he posted a teaser video int...

I've known Yana Eglit for many years. She frequently posts comments on this blog but you won't recognize her name because she uses a...

Did you know that the dirt in your local park is full of bacteria? Each scoop of soil contains millions of bacteria. And it's not just i...

Mammals have two sex chromosomes: X and Y. Males have one X chromosome and one Y chromosome and females have two X chromosomes. Since female...

A few years ago, Tomasetti and Vogelstein (2015) published a paper where they noted a correlation between rates of cancer and the number of ...

The latest issue of the journal Science (Aug. 1, 2016) has an article on a recent paper by Aires et al. (2016) published in Developmental ...

Ewan Birney ( Genomic's Big Talker of ENCODE notoriety) has a new post called In defence of model organisms . He brings up two points...

I just learned today that Walter Gehring died in a car accident in Greece on May 29th. I learned of his death from the obituary by Michael ...

You're probably wondering why I would ask a question like, "Does an understanding of evolution help scientists understand the secre...

The University of Toronto is sponsoring a "science" festival with three talks tomorrow and Saturday. You have to buy tickets at: ...

There are dozens of trees like this in Venice, California (USA) in the neighborhood where my grandchildren live. Can you name this tree (com...

Jerry Coyne says he will post a picture of a plant if he can find a cute one [ A vertebrate ]. I decided to help him out by pointing you to ...

PZ Myers has just given his students a take-home exam. Here's one of the questions [ It’s another exam day! ] ... Question 1: One of Sa...

It's been a while since I've linked to the Botany Photo of the Day even though I read it all the time. Check it out. What is that...

Here are the biology students at the University of Guelph (Guelph, Ontario, Canada) dancing and singing to " Anna Sun " by Walk t...

Helena Curtis was an amazing writer. She's famous for her introductory biology textbook published by Worth beginning in 1968 [ Good Scie...

  This is Juniperus communis from Botany Photograph of the Day . If you visit that website you'll learn two three things about juniper...

The AAAS document, Vision and Change in Undergraduate Biology Education , defines five core concepts for biological literacy. Evolution is a...

The American Association for the Advancement of Science (AAAS) has published a document called Vision and Change in Undergraduate Biology Ed...