Snakes on the Brain

After repeated encounters with a friendly rattlesnake last week I have snakes on the brain. Serpents are a storehouse of fascinating neuroscience. Infrared vision, venom, fast-twitch muscles to energize its “warning buzzer,” and more… The western diamondback rattlesnake can rattle its tail at frequencies of 90 Hz and do this continuously for hours. This is…

Read More

Brian Williams ‘False Memory’–a Neuroscience Perspective

NBC News anchor Brian Williams apologized for his erroneous account of being aboard a helicopter forced to make an emergency landing after being hit by enemy fire while reporting on the Iraq war in 2003. Williams blames the fallibility of human recall for the error. How can the neuroscience of memory (and false memory) provide…

Read More

The Absurdity of “Medical Marijuana”

Science is strangled by a government-imposed catch-22 that restricts access to marijuana on the basis that there is insufficient evidence supporting its medical benefits and safety, while blocking the research that would provide such information.

Read More

How is the brain like a guitar? Hint: It is all about rhythm

Typically we are introduced to the nervous system by analogy to an electrical circuit, like a door bell or a telephone line carrying a signal rapidly over long distance to activate a specific process. Never mind that electrical impulses are not transmitted through nerve axons anything like electrons flowing through a copper wire, this electronic…

Read More