Discussions around global trade are starting to consider the water it takes to produce exported goods. Some scientists argue that this approach should take a regional rather than global perspective.
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Dust from Receding Glaciers May Have Major Atmospheric Impacts
New research is helping scientists understand how Arctic dust created by receding glaciers affects local air quality and global climate.
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Long-Term Drought Harms Mental Health in Rural Communities
In rural and remote communities in Australia, psychological distress worsened during the first few years of a prolonged drought. Other signs of poor mental health persisted beyond that time.
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When Did Archaic Humans Control Fire?
A familiar geochemical technique shines a new spotlight on early hominin use of fire.
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An Ice Core from the Roof of the World
An innovative National Geographic expedition collected the world’s highest ice core from Mount Everest.
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A Robust Proxy for Geomagnetic Reversal Rates in Deep Time
The strength of Earth’s magnetic field in the distant past can tell scientists whether the planet’s magnetic poles were steady or prone to frequent reversals.
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Do Uranus’s Moons Have Subsurface Oceans?
Scientists tested whether a classic technique could detect subsurface oceans on the moons of Uranus. In this scenario, the planet’s oddball magnetic field offers a big advantage.
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Saving Lives by Predicting Dust Storms
In the southwestern United States, dust storms form suddenly, quickly reducing visibility to zero. A new warning system may allow motorists to avoid these deadly hazards.
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Earth’s Magnetic Field Holds Clues to Human History
Items burned in the sacking of ancient cities are time capsules of geomagnetic data.
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Beast of the Central Arctic
Feast your eyes on Beast, the first remotely operated vehicle to brave the Arctic for 1 year.