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January 23: Why the Earth Needs Its Oceans

A fascinating explanation of the complex relationship between the oceans and atmosphere --and how that balance makes the planet function.


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The concept that all matter is composed of an invisible but fundamental entity was resisted for a very long time.

The Social Context of Science

David Kaiser discusses how culture influences science and why we should be aware of that relationship

Looking for Signatures of Life on Mars

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

The Co-Evolution of Organisms and Their Environments

Reconstructing the relationship between biological evolution and geology, climate, environment

Sustaining Life: Biodiversity and Human Health

How the unprecedented loss of biodiversity impacts human health

Deep-Sea Volcanoes

Scientists are now able to study in detail the dynamic volcanic activity of the deep ocean ridges. This is a description of what scientists are learning.

How Restorative Development Can Address Climate Change

An international authority on the dual impacts of climate change and environmental destruction discusses the urgent need for a restorative development policy.

See What I Mean? Visualizing in Science

Visual representation is essential for the communication of science concepts and data

Revealing the Brain through States of Unconsciousness

Important insights into the brain from research on anesthesia, coma and sleep

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.

Solar Thermoelectric Alternative Energy

A nanotech innovation to improve solar energy...

Today's Featured Contributors

Featured Author

David Kaiser, Ph.D.

Outstanding resources on the relationship between physics, history and culture

Featured Guest

Meet Sameer Sonkusale, Ph.D.

An innovator in the development of nano-scale sensors and circuits used in medicine (such as "smart thread"), and a researcher committed democratizing science