Earth's average global temperatures have been steadily increasing since the Industrial Revolution. According to the National Oceanic and Atmospheric Agency (NOAA), Earth has been heating up at a rate ...

For decades, the search for extraterrestrial intelligence has largely been predicated on a specific assumption: that advanced civilizations will inevitably grow, expanding their energy consumption and ...

A new study has suggested we may be looking for the wrong kinds of signatures in our hunt for intelligent civilizations out there in the universe. Perhaps we should be looking for "star eaters". When ...

A new paper from Harvard's sometimes controversial physicist Avi Loeb has suggested that if we want to find advanced alien life, "black hole moons" may be the object to search for. The rest of this ...