They Didn't Believe It! The Atom

11/07/19 Science for the Public mini-series : They Didn't Believe It! Brief stories about science discoveries that were very slow to be accepted

The Geometric Basis of Structure and Motion

11/13/18 Structures and motions are governed by geometric rules. Ileana Streinu and Ciprian S. Borcea

Understanding How Life Began

04/09/10 Molecules in meteorites met with an optimal chemical environment on Earth. Alonso Ricardo

Reconstructing Evolution: A Molecular Time Machine

02/23/16 Tracing ancient genetic changes through extinctions and speciation events to reconstruct our DNA history. Betul Kacar

Saving the Himalayas

12/22/15 Can the great Himalaya ecosystem adapt to the dual assault of rapid development and climate change? Maharaj Pandit

Human Earth

12/09/21 A distinguished geologist compares the human impact on our planet with the impacts of natural catastrophes over billions of years. Based on his book, A Brief History of Earth, this discussion is a sequel to an earlier conversation. Andrew Knoll

Understanding Viruses: The Connor Lab

07/2014 The Connor Lab at Boston University is a leader in the effort to understand how viruses infect and how cells learn how to block infection. John Connor

Beyond the Gene: Epigenetics Revealed

06/12/12 ew understanding of the complex relationship between genes and the epigenome. Mary Gehring

Carbon Capture and Conversion

07/19/21 A carbon capture innovation that can produce useful, products, including non-polluting transportation fuels. Sami Khan

Innovations in Clean Water Technology

12/20/11 Desalination offers a solution to the water shortage problem... John Lienhard V

Today's Featured Contributors

Featured Author

Max Tegmark, Ph.D.

A leading theoretical physicist introduces the public to the mathematical universe

Featured Guest

Jeff Deyette

An expert at the Union of Concerned Scientists who calculates how individuals can contribute to energy efficiency