Earth
- Environment
Water’s worldwide travels
Scientists track the movement of ‘virtual water,’ used in the production of goods and exchanged among nations.
- Environment
Suffocating waters
Coastal animals around the world are spending more time in or around waters with too little oxygen.
- Earth
Twist and shake
A new look at the shape of the San Andreas Fault suggests future earthquakes may be stronger than previously thought.
- Climate
Sudden big chill
Earth’s climate cooled quickly at the beginning of the Little Ice Age, hundreds of years ago.
- Earth
A ghost lake
Scientists study an ancient lake that once covered much of Utah to learn lessons for the future.
By Douglas Fox -
- Environment
‘Nonstick’ chemicals may undercut value of vaccinations
Chemicals used to make fabrics stain resistant and pans stick resistant are showing up everywhere — including in kids. One big downside: New data show they can keep vaccines from working well.
By Janet Raloff -
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- Earth
Eastern quakes can trigger big shakes
Scientists study the widespread impacts of tremors east of the Rockies.
By Sid Perkins -