Microbes are everywhere, even inside of our bodies. The gut microbiome has been shown to have a powerful influence on biology, and can even affect the brain. Scientists have been learning more about ...

Researchers model and map how neurons across the tiny brain of a C. elegans worm encode its behaviors, revealing many new insights about the robustness and flexibility of its nervous system. To ...

Explore the strange animal behaviors science can’t fully explain in this roundup of nature’s enduring mysteries.

For nearly twenty years, satellites have quietly gauged the flow of sunlight and heat through the Earth’s atmosphere. Today, ...

On Aug. 21, 2017, a solar eclipse shrouded The Riverbanks Zoo and Garden in Columbia, South Carolina, in near-total darkness for 2½ minutes. In the time leading up to the darkness, during it, and ...

(CNN) — Same-sex sexual behavior has been observed in more than 1,500 animal species, but a new study has found that it is massively underreported by researchers. Observations of this same-sex ...

Science has treated same-sex sexual behavior as an “evolutionary conundrum” because it (generally) doesn’t help animals to reproduce, thus ensuring that their genes get passed down and their species ...

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Frisco City Council took its first look at a proposed animal facility that would be built by the city but operated through a ...

Antidepressants don’t just affect human libidos. New research shows that female starlings fed food spiked with the antidepressant fluxoxetine (Prozac), were less “attractive” to males and so less ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Same-sex sexual ...