In 1990, Voyager 1 captured the most distant portrait of our planet ever taken, revealing that from beyond Pluto's orbit, Earth appears as nothing more than a "pale blue dot." In a new study, ...

NASA spokesperson Lauren Low told PolitiFact that one of the reasons Earth appears duller is because the new photo was taken at night, with only moonlight lighting the planet. The 1972 photo was taken ...

Earth appears dirtier in NASA's recent photos compared to images from the 70s, but is pollution to blame? The answer is much ...

Earth's oceans, known for their deep blue hue, could one day undergo color shifts, say scientists. A report based on a study published in Nature suggests that our oceans have not always been blue, and ...