Natural Mathematics: Intuition and Insight

08/19/14 A visionary approach to teaching, learning --and discovering-- mathematics. Sanjoy Mahajan

Going to Mars? Better Take Some Gravity

09/19/23 WGBH Forum Network webinar 11:30 EDT There is plenty of hype about space travel and even colonizing planets like Mars. We might need to know about the effects of zero-gravity on the human body. James Lackner

Infant Fossil Teeth: Clues to Ancient Human Development

11/13/13 Ancient infant teeth reveal the importance of weaning patterns in human evolution. Tanya Smith

The Evolution of Photosynthesis

10/19/10 How photosynthesis --and life-- emerged in Earth's ancient chemical environment. Tanja Bosak and Alexander Petroff

Soil: The Skin of the Earth

10/06/15 Soil is essential for life on Earth, and life greatly enriches soil. How did the pedosphere evolve, what makes it dynamic, and how can we save it?,,,,,,,,,,... Andrew Kurtz

Addressing the Threat to Earth System Boundaries

09/12/23 The breaching of most of the Earth system boundaries (ESBs) is destroying the planet and the crisis must be addressed immediately. Solutions must include justice for those who suffer displacement, health and economic impacts of the crisis. Diana Liverman

Virus vs Host: An Enduring Battle

02/14/23 Viruses must appropriate the DNA/RNA of living cells in order to survive. The battle between viruses and cell defenses is a classic example of the epic struggles that characterize Nature. John Connor

Genetics and Social Responsibility

10/07/14 A distinguished leader in genetic research discusses his dual commitment to science and ethics. Jon Beckwith

Fracking: The Facts and Issues

11/12/13 A panel of experts presents the known scientific, health and environmental facts about fracking. Phartiyal_Pallavi, Aaron Bernstein, William Moomaw, Andrew Rosenberg

Science Outreach Programs for Youth

10/16/12 How university educational outreach programs encourage high school students' interest in science. Irene Porro

Today's Featured Contributors

Featured Author

Max Tegmark, Ph.D.

A leading theoretical physicist introduces the public to the mathematical universe

Featured Guest

Sanjoy Mahajan, Ph.D.

A mathematician with visionary ideas of how to teach --and discover-- mathematics today