Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s ...

DNA from a distance ...

Is Tau Ceti a real star? Is there a rocky exoplanet called Erid? How long can astronauts stay in space? Are there microbes on ...

The colossal movements of tectonic plates shape our world, influencing the composition of Earth’s atmosphere, the planet’s ...

Picture all of Earth’s oceans, which cover about 70% of the planet and are mostly made of hydrogen. Now multiply that by nine. That may be the amount of hydrogen in Earth’s core, possibly making it ...

Credit: Earth and Planetary Science Letters (2025). DOI: 10.1016/j.epsl.2025.119683 A study led by researchers from the University of Sydney and the University of Adelaide has revealed how the breakup ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A team of ...

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

Space technology on Earth has gone from futuristic to foundational in our everyday lives. From satellite innovations that enable global communication to space science applications improving ...

The history of the first plant on Earth is not as simple as the identification of a particular species of plants, but it is a ...

April brings us Citizen Science Month and Earth Day—that means it’s the perfect time to get outside, explore nature, and even help real scientists with their research! You don’t need to be an expert, ...