Do aliens exist? If they did, would we know? | NASA astronomer Michelle Thaller

One of the biggest questions is, could there be other life besides us out there in the universe? And I think pretty much every scientist I know feels that there must be. I mean, just simply the numbers– in our galaxy alone, there are half a trillion stars. And we’re now beginning to realize that […]

Venus: Death of a Planet

From the fires of a sun’s birth, twin planets emerged. Venus and Earth. Two roads diverged in our young solar system. Nature draped one world in the greens and blues of life. While enveloping the other in acid clouds, high heat, and volcanic flows. Why did Venus take such a disastrous turn? And what light […]