Mahajan Mathematics

A novel approach to teaching mathematics. Sanjoy Mahajan

Looking for Signatures of Life on Mars

Was there ever life on Mars? How do scientists search for and analyze possible clues? Roger Summons

Antarctic Fishes: Models for Climate Change and Human Disease

How the unique "antifreeze" blood and skeletal mutations of the Antarctic Icefishes provide insights into both climate change adaptations and human disease. H. William Detrich, III

Microbe Evolution

How microbes and their communities evolve and what the process means for us. Christopher Marx

They Didn't Believe It! Plate Tectonics, Foundation of Earth Systems

It took almost a century to determine if and how continents moved (continental drift). In the 1960s irrefutable evidence showed that tectonic plates caused regular shifts of the planet’s magnetic polarity, volcanoes and earthquakes -and the drift of continents.

The Vital Role of Seagrass in Marine Ecosystems

A fascinating look at the vital role of seagrass in marine ecosystems............ Barnabas Daru

Conflicting Science on the Safety of Genetically Modified Food

Many nations prohibit GMO foods, but the US doesn't even require labeling. What can science tell us about GMOs? Sheldon Krimsky

Bionic Being: The New Prosthetics

In this extraordinary era almost any limb, organ or tissue can be replaced. Shawn Kelly

The War on Science: What We Need to Do

The anti-science mentality and policies threaten public health, environment, and safety --and also our progress in many scientific fields. Andrew Rosenberg

The D-Lab at MIT: The People's Engineering Team

The award-winning D-Lab's unique approach to improving lives in the poorest nations. Amy Smith

Today's Featured Contributors

Featured Author

John Quackenbush, Ph.D.

A very engaging discussion of the human genome project by one of the researchers involved

Featured Guest

Meet Max Tegmark, PhD

A prominent astrophysicist's perspective on multiple universes