Biological production of this greenhouse gas, once thought to be the reserve of anaerobic microbes, occurs in these widespread, photosynthesizing cyanobacteria.

The invertebrate predators prey on and lay their eggs near emerging tadpoles, potentially threatening the conservation of endangered frogs, researchers find.

Meet some of the people featured in the November 2019 issue of The Scientist.

Eastern gray squirrels appear to ease up on vigilance behavior when the birds sound calm.

Bleaching killed 34 percent of the island’s reefs between 2013 and 2017, a study finds.

Water flows between a dead-looking stump and nearby trees on an alternating schedule.

A decade-long study tallies the numbers of pest-eating, flower-pollinating hoverflies that travel to the UK every year, and illustrates their important ecological roles in southern Britain.

After three years with very few new chicks, the birds are abandoning one of the biggest breeding sites on the continent, satellite images show.

Over 30 years, one-third of the wild bees and hoverfly species surveyed sustained losses, likely due to pesticides, habitat loss, and climate change.