From water to air: we only know many flying insects as adults, but many of them have their first life stages in the water. The larvae of mayflies, for example, spend almost a year in the shallow shore ...

Mercury pollution can travel far from its source, entering freshwater ecosystems and moving through food webs before accumulating in wildlife and, potentially, in people who eat locally caught fish.

In this video, I built an 8-gallon outdoor aquarium-pond teeming with life. It features native plants, Gammarus, copepods, ...

A new study has unveiled surprising findings about mercury pollution: where it comes from and how it moves through the environment vary significantly depending on the ecosystem. In drier regions, most ...

The project is part of a nationwide study that works with citizen scientists and community volunteers to collect dragonfly larvae for mercury analysis. Scientists analyze the larvae to understand how ...

Great Smoky Mountains National Park was one of four parks in the eastern U.S. where the Dragonfly Mercury Project got its start. Easier to catch and cheaper to test than fish, dragonfly larvae can be ...

Dragonfly larvae samples were collected as part of the Dragonfly Mercury Project. Many national parks and other protected places, including national forests, wildlife refuges, and tribal lands, have ...

Dragonfly larvae sampled from Cape Cod and Minuteman National Historical Park recently helped tell a much bigger story about mercury pollution in the U.S. A national study published this week in the ...

Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Add Yahoo as a preferred source to see more of our stories on Google. With 360-degree vision, bright-colored bodies that sparkle jewel-like in the sun, and acrobatic flight patterns reaching speeds of ...