Which is more trustworthy: carbon-14 dating or reliable eyewitnesses? Conventional dating methods aren’t as straightforward as they seem. In this episode, Dr. Jim Johnson investigates Viking bones, radiocarbon dating, and how we should determine the timeline of historical events.
Octopuses are not warm-blooded animals, yet the speed with which their nerves transmit signals depends on temperature. So how do those that live and...
It’s exciting when research with medical implications also provides insight into the mechanisms of biological adaptation. Two new studies contribute...
As I write this, stay-at-home mandates due to the COVID-19 pandemic are still in force across much of the country. The resulting economic turmoil has...
Climate change conversations squeeze their way into so many different topics, yet climate research is rife with confusion. Which scientists are right—those...
A virus is a very tiny structure that, in its simplest definition, is some nucleic acid (either DNA or RNA) packed inside a protein coat. Viruses can’t...
Radioactive dating is based on the decay rate of a starting radioactive isotope (the parent) into its stable counterpart (the daughter). An age is assigned...
A recent study published in Nature has evolutionary scientists baffled. The researchers reportedly found an ancient rainforest in Antarctica, of all...
