Both the Orion (left) and the Horsehead (right) Nebulae light up a winter's night over Tehran, Iran. From a spacecraft "selfie" to extreme views of the sun, discover the week's most stunning images from space.
Chow Chow Dog Breed The Chow Chow is a dog breed originally from northern China, where it is referred to as Songshi Quan, which means "puffy-lion dog". The breed has also been called the Tang Quan, "Dog of the Tang Empire".
Photo of the Day: Of encountering springbok on a South African safari, #YourShot member Charles Jorgensen wrote: "One of them started … jumping to amazing heights. I fired away and managed to capture this animal in its acrobatic display." #photography
Two explorers in the Solomon Islands spent a week diving in waters that boast some of the highest fish biodiversity in the world. See beautiful photos of the marine life they encountered along the way.