Scientists said tinamou birds evolved to lay bright egg colors to help closely related species recognize each other and avoid breeding with the wrong species.
Show your love for birds by joining the 2026 Great Backyard Bird Count. It's free and easy to participate in this 4-day global event. Find out how here.
Snowflakes form in a variety of different shapes from hexagonal plates to exquisite symmetrically-branching crystals, depending on the temperature and humidity.
On May 18, 1980, Mount St. Helens erupted, killing 57 people. The year 2025 marks 45 years since the deadly eruption, which changed the face of the mountain.
Steamboat Geyser in Yellowstone National Park began a new period of heightened activity in March 2018. It's had more than 100 major eruptions since then. Scientists want to know why.
Deanna Erin Conners is a biologist and science communicator from Western New York who has been contributing to the conversations on EarthSky since 2011. Her overarching hypothesis is that we have vastly underestimated the intelligence of non-human species. She is endlessly fascinated by the interconnectedness in nature and occasionally chimes in with stories about birding, Earth science, and the Great Lakes. (Portrait taken at Buckhorn Island State Park, NY, appears courtesy of Karen Lee
Lewis.)