What is an Equal Earth projection map? See comparisons here

Everyone is familiar with the Mercator map, a flattened view of Earth. But what is the Equal Earth projection map, and how does it compare?

Will fall migration 2026 bring a billion bird night?

Will we see a billion bird night during fall migration this year? And get tips on how you can help birds by turning off exterior lights.

Fall hummingbird migration in progress across North America

The fall hummingbird migration typically lasts from August through October. Spot the birds in every U.S. state and Canadian province as they travel south.

Reef fish survival threatened by motorboat noise

Reef fish exposed to motorboat noise can end up smaller and struggle to escape predators, says new research into dangerous underwater noise.

These microbes in Antarctica don’t live anywhere else

Researchers have discovered that some microbes in Antarctica are unique to the icy continent and are found nowhere else on Earth.

Hurricane triplets spin across the Pacific Ocean

Rare hurricane triplets are currently spinning across the Pacific Ocean: Lowell, Karina and Marie. Did El Niño play a part? Find out here.

Lake Powell hits record low, continues to drop

Lake Powell has hit its lowest level ever. Despite the monsoons, like the flash floods that hit Grand Canyon over the weekend, water levels continue to drop.

Will El Niño become supersized? What experts are saying

El Niño is here. But will it become supersized? NOAA says there's a 90% or greater chance for El Niño to become "very strong" between September and January.

Giant trees break a decades-old science theory

Giant trees have evolved remarkable adaptations that allow them to reach extreme heights while maintaining efficient water transport.

Do you love twilight? The 3 stages explained

Twilight is that magical time between sunlight and darkness. Astronomers, experts on nighttime, recognize 3 stages of twilight.