Neutron Stars and Gravitational Waves

03/08/21 Gravitational waves produced by colliding neutron stars are providing unique information about the universe. Edo Berger

Physics Beyond the Standard Model at the Large Hadron Collider

06/26/20 The particle collisions at the Large Hadron Collider represent a search for a new physics in the form of new particles or forces that account for unknowns about the cosmos. Markus Klute

Kingdom of Play

05/06/24 WGBH Forum Network webinar. All sorts of animals engage in imaginative types of play. Is this behavior just creature-entertainment, or is it important for development and bonding? David Toomey

The Co-Evolution of Organisms and Their Environments

03/08/16 Reconstructing the relationship between biological evolution and geology, climate, environment. Andrew Knoll

Space Debris Alert!: The Potential Impact on the Ozone Layer and Earth’s Climate

05/27/25 Thousands of satellites orbit Earth. At the end of their missions, they drop into and burn up in the stratosphere, depositing ash that contains oxides and pollutants that are affecting both the ozone layer and the planet's climate. Atmospheric scientists are working to analyze the aerosols and their worrisome impact. Daniel Cziczo

Vital Ocean-Atmosphere Dynamics

01-10-23 An explanation of one of the most important factors in our planet's climate: ocean-atmosphere relationship. Amala Mahadevan

Stem Cell Research and Communicating Science

10/03/23 A distinguished pioneer in stem cell research for oral conditions, wound healing and diabetes explains the issues and the advances in this field, and the importance of science communication for the public. Jonathan Garlick

Revealing the Brain through States of Unconsciousness

11/15/11 Important insights into the brain from research on anesthesia, coma and sleep. Emery N. Brown

Why Are We Spending Billions on Carbon Capture and Storage?

09/20/22 Despite the hype, carbon capture and storage (CCS) is not a solution to the CO2 problem. Charles Harvey

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

11/10/15 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

Max Tegmark, Ph.D.

A leading theoretical physicist introduces the public to the mathematical universe

Featured Guest

Amos Winter, Ph.D.

Director of the GEAR Lab at MIT, famous for innovations that really change lives, especially in the developing world.