articles

University of Alaska Fairbanks students will return to several Bristol Bay communities this year to continue quantifying and mapping widespread coastal erosion.

Thirty years ago, on the flanks of a volcano in California’s Sierra Nevada range, trees began to die en masse, suffocated at their roots by carbon dioxide seeping up from the mountain’s depths after a swarm of small earthquakes.

Earthworms introduced into northern North America have a negative impact on the insect fauna above ground. 

Deserts may seem lifeless and inert, but they are very much alive. Sand dunes, in particular, grow and move – and according to a decadeslong research project, they also breathe humid air.

If life is abundant in the universe, atmospheric methane may be the first sign of life beyond Earth detectable by astronomers.