Space station detectors spot the source of weird ‘blue jet’ lightning

blue jet illustration

Scientists have finally gotten a clear view of the spark that sets off an exotic type of lightning called a blue jet. Blue jets zip upward from thunderclouds into the stratosphere, reaching altitudes up to about 50 kilometers in less than a second. Whereas ordinary lightning excites a medley of gases in the lower atmosphere […]

Distant alien planets could be turned into dark matter detectors

Dark matter could be detected on alien worlds orbiting distant suns, a new study suggests. This elusive form of matter is one of the most frustrating and mysterious aspects of modern astronomy. Thought to account for 80% of all matter in the universe, it is completely invisible, detectable only through its slight gravitational pull on […]