Forest tent caterpillars, like this one resting on an aspen leaf, are found in U.S. hardwood forests. A new study finds that when carbon dioxide levels are higher, herbivorous insects eat more vegetation.
courtesy of John Couture, UW-Madison
FIRE BOLT Lightning that crackles through volcanic ash plumes, such as during this 2010 eruption of Eyjafjallajökull in Iceland, can kiln microscopic glass orbs, new research finds.
SN Editor in Chief, Eva Emerson, reflects on looking to nature for insights on how to constructively look ahead - even if just a year -drawing from a handful of this issues natural science stories for her 2015 resolutions.