If extraterrestrial civilizations exist, the nearest is probably at least hundreds or thousands of light years away. Still, the greatest…
Since it was founded in 1984, the SETI (Search for Extraterrestrial Intelligence) Institute in Mountain View, California, has been a…
Over the last 20 years, astronomers have discovered several thousand planets orbiting other stars. We now know that potentially habitable…
How hazardous are the thousands and millions of asteroids that surround the third rock from the Sun – Earth? Since…
TORONTO, CANADA - Should E.T. finally give Earth a ring, it's not only important to understand what the message says…
Ask any space enthusiast, and almost anyone will say humankind’s ultimate destination is Mars. But NASA is currently gearing up…
What's the chance of that thump you just heard in your house was a meteorite hitting your roof? That was…
Imagine you're a researcher at a cocktail party. You meet Carl Sagan (Carl Sagan!) and he hands you a novel. And…
After nearly four decades of of listening for for signs of life in the cosmos, astronomer Jill Tarter is one…
During a hearing last week before the U.S. House Science and Technology Committee SETI scientists Seth Shostak and Dan Werthimer…