Probing Exoplanet Atmospheres

05/08/17 A description of exoplanet atmospheres and how scientists attempt to analyze these alien atmospheres. Alexandria Johnson Alexandria Johnson

Light from Darkness? Searching for Dark Matter in the Sky

08/15/19 Dark matter is believed to comprise five-sixths of the matter in the universe, but cannot be "seen." Now, technical innovations offer closer observation and maybe new physics. Tracy Slatyer

How DNA is Folded in Cells and Why it Matters

10/14/14 How DNA is folded in the cell may shed light on cancer and other diseases. Jané Kondev

The Mystery of Animal Migration

09/17/24 How migratory creatures navigate so accurately to their seasonal destinations, sometimes thousands of miles away, is still often a mystery. What do scientists know, and what are they still trying to discover? Charles Walcott

How Deep-Sea Mining Threatens Fundamental Ecosystems

05/16/23 Microbial ecosystems sustain all ocean life. That vital foundation will be disrupted by deep-sea mining and the impact may be extensive. Julie Huber and Beth Orcutt

What Arctic Caves Reveal about Ancient Climate Cycles

06/14/16 Arctic caves contain precise geological records of ancient ice-ages and subsequent melts that help scientists predict the effects of the present permafrost thaw. Jeremy Shakun

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

The Push for Renewable Energy

06/26/16 An author-activist urges public engagement to ensure the transition to renewable energy. Philip Warburg

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

Today's Featured Contributors

Featured Author

Sanjoy Mahajan, Ph.D.

An enlightened approach to learning mathematics -and thinking mathematically

Featured Guest

Alexander Petroff, PhD

A geophysicist who develops mathematical models to investigate ancient natural processes