Hummingbird Central uses citizen science to track the annual migration of hummingbirds, using user-reported sightings to map their progress. As of April 17, hummingbirds have made it as far north as ...

Depleted groundwater threatens communities, agriculture, and ecosystems in California's Central Valley, which produces much ...

But revising can be a drag, and you may well be trying to commit things to memory that you aren't that engaged with. If this ...

Researchers have identified the key brain regions that are essential for logical thinking and problem solving.