A study of nanoscale, iron- and sulfur-rich impurities in diamonds provides new clues to the chemical processes that produce the superhard crystals and at what depths they occur.
News
Posted inNews
Stars and Swells Guide a Polynesian Canoe Around the World
Modern oceanographers and ancient navigators rely on similar waves to study the world's oceans.
Posted inNews
Habitat Fragmentation Prevents Migration During Climate Change
East Coast species will face the most difficulty finding routes to cooler homes as climate change forces migration.
Posted inNews
NASA’s Juno Spacecraft Set to Orbit Jupiter Starting 4 July
The spacecraft's titanium vault and a polar orbiting flight plan that avoids intense radiation regions around Jupiter's equator will help reduce damage to Juno's instruments.
Posted inNews
Focusing the Human Lens on Glacial Outburst Floods
To better prepare mountain communities for possible floods, experts say that it is important to understand the communities themselves.
Posted inNews
El Niño Will Increase Atmospheric Carbon to Historic Levels
Tropical fires and drought-stricken ecosystems that normally serve as sinks will release carbon, contributing to high atmospheric concentrations through 2016 and beyond.
Posted inNews
Experts Look for Early Successes from Paris Climate Accord
Although many current country pledges may be "unambitious" and "vague," one expert said the Paris agreement is just the first round in reducing emissions.
Posted inNews
Silty Streams Muddy Freshwater Conservation Issues
Throughout the Pacific Northwest, dirt from unpaved roads can clog streams, threatening fish habitats. Scientists have only a murky understanding of how to clear up these turbid waters.
Posted inNews
"Sunken City" Was Really Made by Microbes
What scientists thought was a sunken Greek city turns out to be the fossils of an ancient hydrocarbon seep from several million years ago.
Posted inNews
The 2015 Indonesian Fires: Less Carbon Release Than Was Thought
Preliminary results from field measurements of smoldering Kalimantan peatlands suggest that the fires emitted 8% less carbon dioxide and 55% less methane than were previously estimated from lab tests.