In The Joy of X: A Guided Tour of Math, from One to Infinity, mathematician Steven Strogatz provides an entertaining refresher course in math, starting with the most elementary ideas, such as counting, and finishing with mind-bending theories of infinity—including the idea that some infinities can be bigger than others.
http://www.npr.org/2012/10/05/162372203/steven-strogatz-the-joy-of-x
From Are We Alone? Science radio for thinking species.
An ant … can’t … move a rubber tree plant… but the colony can. As a group, ants are an efficient, organized, can-do bunch. And a model for humans trying to manage complex systems.
Find out about the eerie collective intelligence of animals, and how an MIT researcher is hoping to put humans to work collaboratively to solve problems like climate change.
Also … hear how research into flocking behavior helps Hollywood film a herd of stampeding dinosaurs.
Guests:
http://radio.seti.org/episodes/Swarm_in_Here_or_Is_It_Just_Me_