According to a new study by Harvard Professor Loeb and Amir Siraj, it would around 3000 years to hear a…
On television and in the movies, it’s so easy. Aliens almost always speak English (at least in America they do).…
If extraterrestrial civilizations exist, the nearest is probably at least hundreds or thousands of light years away. Still, the greatest…
Over the last 20 years, astronomers have discovered several thousand planets orbiting other stars. We now know that potentially habitable…