Odd Couple: UV Radiation and the Origin of Life

A very exciting investigation of the possible role of ultraviolet radiation in the emergence of life --on Earth and elsewhere. Sukrit Ranjan

Natural Mathematics: Intuition and Insight

A visionary approach to teaching, learning --and discovering-- mathematics. Sanjoy Mahajan

Infant Fossil Teeth: Clues to Ancient Human Development

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

Understanding How Life Began

Molecules in meteorites met with an optimal chemical environment on Earth. Alonso Ricardo

The Role of Oceans in Climate

A visit to Woods Hole Oceanographic Institution to learn how researchers investigate the dynamic relationship between oceans and climate............... Amala Mahadevan

Soil: The Skin of the Earth

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

Genetics and Social Responsibility

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

The Youth Pill

What are the possibilities of extending human life and good health? David Stipp

There Is More Than Enough Renewable Energy

Irrefutable evidence for why we should --and can-- transition to renewable energy without delay. Mara Prentiss

Renewable Energy Progress --Despite Resistance from the Fossil Fuel Industry

What we can do to speed up the transition to renewable energy, despite Big Oil's well funded resistance. Jeff Deyette

Today's Featured Contributors

Featured Author

Stuart B. Levy, M.D.

An international expert on the mechanisms of antibiotics resistance and a leader in creating public awareness

Featured Guest

Meet Marc Weisskopf, PhD, ScD

A major researcher in epidemiology studies on autism and other cognitive disorders