New version: Voyager pictured Earth as "a mote of dust suspended in a sunbeam" It is unquestionably one of the greatest space images ever. The "Pale Blue Dot" picture of Planet Earth was acquired ...

We know what Earth looks like. Famously nicknamed the “pale blue dot” by Carl Sagan, our planet is a fairly small, rocky one with a moon, a thin atmosphere, a little bit of land, and a whole ...

Best of Blue Dot: The Rescue Effect ... The Key to Saving Life on Earth. Webster is an environmental scientist with a fascinating take on how nature has built in mechanisms that serve to preserve ...

Carl Sagan was a cosmologist, astrophysicist, science communicator, and astrobiologist who played a significant role in the American space program. A great scientist who was a part of NASA's Voyager 1 ...