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Across America, people of color are exposed to more air pollution than whites from industry, vehicles, construction and many other sources, a new study has found.

In this article, see a learning sequence where students explore symbiotic relationships and cell communication in bacteria (quorum sensing) by connecting their prior knowledge regarding ocean ecosystems to their understanding of symbiotic relationships.

This activity explores an image of fossil footprints at Laetoli, which serves as a phenomenon for learning about fossil evidence and human evolution.

Male songbirds usually learn their tunes from adult mentors. But when aspiring crooners lack proper role models, they hit all the wrong notes — and have less success attracting mates.

In Virginia’s Elizabeth River, the unremarkable-looking mummichog has survived decades of industrial pollution—but the price it has paid has worrying implications for human health.

Scientists have discovered the ultimate case of regeneration: Some decapitated sea slugs can regrow hearts and whole new bodies.

Humans are making Earth a broken and increasingly unlivable planet through climate change, biodiversity loss and pollution. So the world must make dramatic changes to society, economics and daily life.

Floods in northern India were set off by a break on a Himalayan glacier upstream. Here’s a look at how glaciers and glacial lakes form and why they may sometimes break.

We broke phosphorus. And the cost of breaking the phosphorus cycle is not just looming scarcity, but also rampant pollution.

In this Jan. 13, 2021, file photo a wind turbine is silhouetted against the rising sun Wednesday, Jan. 13, 2021, near Spearville, Kan.

Killer whales that feast on seals and hunt in small packs are thriving while their widely beloved siblings are dying out.

With demand for COVID-19 vaccines outpacing the world’s supplies, a frustrated public and policymakers want to know: How can we get more? A lot more. Right away.