Are We Alone in the Universe?

07/25/23 For centuries, we Earthlings have considered ourselves unique in the universe. Scientists today, however, tend to doubt our exceptionalism. But just how common might intelligent life be? Mario Livio

Update from the Large Hadron Collider: The Higgs?

09/11/12 Confirming the Higgs boson is one of the great triumphs in the history of science. Steve Nahn

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

Reading the Clouds to Understand Climate Change

10/22/13 Clouds and the particles they contain are essential information for climate science. Here's how scientists gather and decipher that information............... Daniel Cziczo

Clive Hamilton Talks about the Geoengineering Issue

10/28/13 A major ethicist and author talks about the geoengineering issue and his new book on that topic, Earthmasters

Nanotechnology in Medicine

04/20/17 A tour of some innovative medical nano-devices at the Tufts University Nano Lab. Sameer Sonkusale

A Wearable Brain-Stimulation Device

03/22/21 Designing a wearable device to study brain function and dysfunction, with a goal of precise therapeutic interventions to treat neurodegenerative diseases Shawn Kelly

Innovations in Clean Water Technology

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

Designing Sustainable Urban Development

11/25/19 How the world-class Sustainable Design Lab at MIT combines architecture, engineering, physics --and creative genius-- to design the optimal urban environment. Christoph Reinhart

Today's Featured Contributors

Featured Author

Richard Primack, Ph.D.

Professor Primack's innovative textbooks incorporate information relevant to specific regions where the texts are used

Featured Guest

Jacqueline Sperling, Ph.D.

A prominent psychologist whose focus is anxiety explains how social media causes stress in teens.