The round goby, a small fish, has been making waves in North American waters since the 1990s. It first appeared in the Great Lakes and has since journeyed eastward, reaching the Hudson River Estuary in 2021. Scientists wanted to understand how this fish handles saltwater, especially as it moves into more saline environments. They tested how well round gobies tolerate...

Imagine a vast, beautiful area with five massive lakes. This is the Great Lakes Basin, a treasure trove of freshwater. But there's a hidden danger lurking in these waters. Chemicals of emerging concern, or CECs, are sneaking in and causing trouble for the plants and animals that call this place home. These chemicals are tricky because they aren't well understood. The...