When astronomers announced Kepler-452b, they were not just adding another distant world to a growing catalog. They were ...

In Carlsbad Caverns, researchers found glowing cyanobacteria that thrive in darkness, suggesting new ways to search for alien ...

More planets could be homes for aliens than we thought, scientists say - Planets we thought were not inhabitable might actually be liveable, researchers suggest ...

Planets that orbit white dwarf stars should be too hot to host alien life, theories suggest. But a new study accounting for Einstein's general relativity may rewrite that rule. When you purchase ...