In this special celebratory 100th episode, I discuss six major unsolved problems in science: the P vs NP problem in computer science, the mystery of dark matter in physics, the existence of the island of stability in chemistry, the historical occurrence of a snowball Earth scenario from geology, the protein folding problem from biochemistry, and the origin o ... Show More
Nov 30
Episode 156: Fossils and Dating Methods
An introduction to the techniques used to study the history and ages of geological speciments. We begin with an overview of chronostratigraphy, covering principles of relative dating, way up indicators, and biostratigraphy. We then discuss geochronology, including a review of ear ... Show More
1h 10m
Oct 24
Episode 155: Embryology and Development
An introduction to the process of development, beginning with fertilisation and covering the stages of blastocyst formation, implantation into the uterus, gastrulation and its constituent cell movements, neurulation and the role of the notochord, and the beginnings of organogenes ... Show More
1h 10m
Sep 2025
Episode 154: Magnetic Resonance Imaging
An overview of Magnetic Resonance Imaging (MRI), beginning from the basic physics of nuclear magnetic resonance, and covering the use of radiowaves to excite nuclear spin states, and the T1 and T2 modes of relaxation. We then explore how these phenomena are used to produce 3d ima ... Show More
1h 31m
Jan 2020
100. Episode Special: Ask Me Almost Anything
<p>In this 100<sup>th</sup> episode of the Science Salon podcast Dr. Shermer gives a brief overview and history of the salon and how it evolved from the Distinguished Science Lecture Series at Caltech, which began in 1992, along with the founding of the Skeptics Society, a 501(c) ... Show More
1h 1m
Nov 2022
Neil deGrasse Tyson: Starry Messages, Science, Culture, and Life
Neil deGrasse Tyson is one of the most recognizable faces of science in the world, and for good reason. He has thought a lot about how to engage people in the wonder and joy of science, something that is also near and dear to my own heart, and to the spirit of many of my own acti ... Show More
1h 33m
Jun 2024
#424: Gravity Waves & Space Junk: Cosmic Queries Unpacked
This episode is brought to you with the support of NordVPN. To check out our exclusive offer, visit www.nordvpn.com/spacenuts - you can thank us later...
Space Nuts Episode: Space Junk, Gravity Waves, and Solar Eclipses
Join Andrew Dunkley and Professor Fred Watson in this engagi ... Show More
30m 39s
Apr 2021
ANNONCE: Posez-nous vos questions de science, on en fera un épisode
Un virus est-il vivant ? Pourra-t-on un jour remonter dans le temps? Les animaux ont-ils des sentiments? Il n'y a pas de question bête, que des questions de bonne science.Santé, espace, physique... Ne gardez plus vos questions pour vous! Prenez votre plus belle voix et posez-les ... Show More
1m 27s