A ghost is the soul or spirit of a dead person or non-human animal that is believed to be able to appear to the living.
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Physicists Capture Elusive 4D 'Ghost' in CERN Particle Accelerator
Ghost in the Cosmos: Almost Invisible Galaxy Challenges Dark Matter Model
Scientists Discover Ghost of Ancient Mega-Plate That Disappeared 20 Million Years Ago
Scientists discover ghost of ancient mega-plate that disappeared 20 million years ago
'Ghost' particles from the sun could lead us straight to an invisible trove of dark matter
Decoding the Universe’s Ghost: Project 8 Is Closing In on the Elusive Neutrino
Galactic breakthrough as scientists find origin of ‘ghost particles’ hitting Earth
First 'ghost particle' image of Milky Way galaxy captured by scientists: Neutrinos detected by IceCube
First 'ghost particle' image of Milky Way
Giant 'Gravity Hole' in the Ocean May Be the Ghost of an Ancient Sea
Chasing Ghost Particles: Discovery Could Help Answer One of the Most Puzzling Questions in Physics
'Star Wars: Visions Vol. 2' director tells a ghost story in the galaxy far, far away (exclusive)
'Ghost Particles': Scientists Finally Detect Neutrinos in Particle Collider
The Mystery of The Ghost Catfish's Shimmering Rainbow Can Finally Be Explained
Ghost catfish get their rainbow iridescence from transparent muscles
‘Ghost Particle’ chronicles the neutrino’s discovery and what’s left to learn
Fungi that causes pine ghost canker detected in southern California trees
Ancient Jurassic Predator Emerged From Ghost Ancestor, Scientists Say
Ghost knifefish make electric 'chirps' to spot where other fish are