Earth may already be broadcasting its presence to alien civilizations without realizing it. A new study shows that our ...

A new study reveals how Earth's strongest radio signals, meant for our own spacecraft, "leak" into the cosmos in predictable ...

New developments in deep space communications involved detecting extraterrestrial signals to record intelligence on alien ...

A dwarf planet in our own solar system may once have been habitable, new Nasa research has revealed. Ceres, which lies ...