Earth
- Humans
Food exports can drain arid regions
Many dry regions ‘export’ large amounts of water in the form of agricultural products.
By Susan Milius -
- Earth
BPA fosters diabetes-promoting changes
Exposures typical of the general public are enough to alter insulin secretion.
By Janet Raloff - Humans
Numbers warn of looming collapses
Mathematical tools help researchers predict when systems are about to change dramatically.
- Animals
Classic sooty-moth tale bolstered by new results
A scientist’s six-year backyard experiment strengthens the scenario for evolutionary changes due to industrial pollution.
By Susan Milius - Earth
Little Ice Age began with a bang
Frozen moss suggests climate cooling kicked off fast, possibly with help from volcanic eruptions.
By Devin Powell - Earth
Some corals like it hot
Western Australian reefs are faring better than their eastern counterparts, at least for now.
By Devin Powell - Earth
Big volcanoes wake up fast
Crystal chemistry suggests magma changes quickly before a huge eruption.
- Humans
Predatory pythons shift Everglades ecology
As invasive snakes expand territory, some mammal populations drop by more than 90 percent within a decade.
By Janet Raloff -
-
- Earth
‘Nonstick’ pollutants may cut efficiency of vaccines in kids
Antibodies from immunizations are halved among children with the highest exposure levels to common chemicals.
By Janet Raloff