Using the Lowell Observatory's powerful Discovery Telescope, astronomer Dr Qicheng Zhang managed to snap the mysterious object as it sped back into Earth's line of sight.
When you get home from a trip, you might give your suitcase a quick wipe down, empty its contents into your laundry basket and call it a day. But travel gear can collect lots of dirt and bacteria.
One of the world's most popular colors has a dark secret, with the mentally ill choosing it overwhelmingly in an attempt to calm their own inner turmoil.