Feature
- Earth
Patterns from Nowhere
Scientists are developing geophysical models that may explain the polygonal patterns that appear in and on the ground in remote regions of the Arctic, Antarctica, and possibly the surface of Mars.
By Sid Perkins - Chemistry
Plastic Electric
Scientists are finding new ways to improve the molecular order and electrical conductivity of a commercially important conducting plastic.
- Earth
The Fires Below
Underground coal fires help shape the landscape on many scales and in many ways, some transient and some long-lasting.
By Sid Perkins - Health & Medicine
Unproven Elixir
For aging men with low testosterone, hormone replacement may stall or counteract some common declines that come with age, but it'll take years to determine whether the treatment is doing most men more good than harm.
By Ben Harder -
Yikes! The Lichens Went Flying
Tales from the dark (and frequently crunchy) side of biodiversity.
By Susan Milius - Physics
Seeking the Mother of All Matter
World's mightiest particle collider may transform less-than-nothing into a primordial something.
By Peter Weiss - Plants
Any Hope for Old Chestnuts?
Next year will mark the 100th anniversary of the discovery of chestnut blight in the United States, but enthusiasts still haven't given up hope of restoring American chestnut forests.
By Susan Milius - Computing
Minding Your Business
By means of novel sensors and mathematical models, scientists are teaching the basics of human social interactions to computers, which should ease the ever-expanding collaboration between people and machines.
By Peter Weiss -
A Rocky Start
A new origin-of-life theory holds that life began within the confines of iron sulfide rocks surrounding hydrothermal vents at the ocean bottom.
- Earth
Eye of the Tiger
Recent research has upended a 130-year-old, previously unchallenged theory about how the semiprecious stone called tiger's-eye is formed.
By Sid Perkins - Health & Medicine
Infectious Notion
Lessons from gene therapy promote viruses as cancer fighters.
By Ruth Bennett -