The first bubble of hot gas seen around another star has been spotted around the "Moth," just 117 light-years away.

Some insects look more like aliens than they do insects. One example is a grasshopper that is able to survive by not looking ...

Are aliens real? The question has animated conspiracy theories for decades and enthralled at least one former president of the United States. In a recent interview, Barack Obama became the first ...

When we imagine alien life we often picture something radically different from ourselves. But evolution tends to solve similar problems in similar ways, and intelligence may come with predictable ...