The number of exoplanets deemed habitable in the distant universe may be fewer than we thought because we have ignored stellar winds. For decades, our efforts to quantify the number of planets that ...

The Breakthrough Listen project is hoping that its latest hardware upgrade will allow it to hear signs of alien life among billions of stars in the universe. With backing from billionaires such as ...

Venus is the hardest planet in the solar system to explore. The surface is lethal, and the atmosphere blocks our view from ...

Machine learning is quietly rewriting the rules of the cosmic hunt for company. Instead of waiting to recognize familiar fingerprints of biology, researchers are training algorithms to spot the deeper ...