Posts by Dr. Y

On to Mars!

One of my favorite quotes is, sadly, unattributable (at least as far as I’ve been able to find): “The cowards never started and the weak died along the way.” I first came across this in an explanation of why the American West is traditionally more of a bastion of rugged individualism than is the East […]

Back to the basics: how radiation affects our health

Radiation is ubiquitous; an inescapable part of life on Earth.  Background radiation reaches us from outer space, from the rocks and soils we walk on, and from naturally radioactive potassium in our own bodies.  Through its entire history, organisms on Earth have been bombarded by radiation, and this will continue for as long as the […]