Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

New SETI research suggests space weather like solar winds could be interfering with alien radio signals, making them harder ...

When it comes to the space sciences, nothing is quite as exciting as the search for alien life, and NASA thinks it has a good idea of where to look.

Scientists might have just found Earth's icy, distant cousin a few hundred million light-years away. HD 137010 b is one of thousands of exoplanets, or planets that orbit other stars, and is ...