The question of whether we are alone in the universe has plagued humanity since the dawn of time. It’s answer, one way or the other, could fundamentally alter our understanding of life, evolution, ...

How many intelligent civilizations should there be in our galaxy right now? In 1961, the US astrophysicist Frank Drake, who passed away on Sept. 2 at the age of 92, came up with an equation to ...

How many intelligent civilizations should there be in our galaxy right now? In 1961, the US astrophysicist Frank Drake, who passed away on September 2 at the age of 92, came up with an equation to ...

The Drake Equation helps scientists estimate the odds of finding intelligent alien civilizations. It’s an age-old question: Do aliens exist? And what are the odds we’ll make contact? A famous ...

When you look up in the night sky, you see … well, mostly nothing anymore. On a clear night, if you’re lucky enough to live in an area without much light pollution: the moon, a planet (probably Venus) ...

The search for extraterrestrial life uses radio signals, telescopes, and rovers. The Fermi Paradox questions why we haven't detected alien civilizations. The Drake Equation estimates the number of ...

Scientists have used probability simulations to come to an estimate on the number of alien civilizations that might exist in our Milky Way galaxy, and the number they've arrived at is pretty specific: ...

Astronomer Frank Drake formulated his influential equation in 1961 to estimate the number of civilizations in the Milky Way capable of communicating with us. Our understanding of planetary science has ...