Explaining and Measuring the Expanding Universe

08/28/20 The universe is expanding at an incredible rate, and dark energy is thought to be the cause. Astronomers observe and measure this mystery with very sophisticated equipment. Paul Martini

What's Up at the 2015 Large Hadron Collider

10/27/15 A report on the 2015 experiments at the Large Hadron Collider, now at unprecedented 13 TeV energy. Tulika Bose

Enigmas of Life: Getting It Started and Becoming Complex

08/09/16 An investigation of the two major questions about the origin of life, and their relevance in search for life elsewhere in the universe. Zachary Adam

Mass Extinctions

04/09/19 What caused Earth's five mass extinctions --and most important--are we headed for a sixth? Andrew Knoll

The Science --and Oft-Ignored Side Effects --of Geoengineering

04/24/18 An important critique of geoengineering, including cautions about misinformation. Daniel Cziczo

The Science of Clouds and Climate

03/21/15 The Cziczo Lab at MIT investigates the particles that form clouds and the vital role of clouds in climate change. Daniel Cziczo

How Nanotechnology is Revolutionizing Medicine

01/21/20 The unique features of the nano-scale are revolutionizing medical research and medical care. Here is the why and the how of that revolution. Sameer Sonkusale

The Impact of Air Pollution on Health

12/12/19 Jonathan Levy of Boston University School of Public Health describes how urban air pollutants such as vehicle exhaust affect our health.

The D-Lab at MIT: Engineering by and for Developing Nations

11/01/11 An award-winning MIT lab engineers practical necessities for impoverished nations. Amy Smith

How "Clean" Is Blue Hydrogen Energy?

01/11/2022 Is the hype about blue hydrogen as a "clean" energy resource valid? A major investigation emphatically contradicts the "clean" claim. Robert Howarth

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

Meet Tanja Bosak, PhD

A researcher who tracks the evolutionary relationship between life and environment