For nearly five years, an elderly woman with advanced Alzheimer's disease hadn't spoken. Then, one afternoon, while lying in bed surrounded by her two daughters and granddaughter, she suddenly became ...

Speeding around the Earth at 28,000 km/h, NASA astronaut Nichole Ayers captured an incredible view of a phenomenon known as a red sprite. Here's the science behind this 'transient luminous event'.

Billions of cicadas are expected to start swarming in more than a dozen states in the coming weeks, and while the strange occurrence may be a nuisance for many, scientists say the activities of the ...

Join ABC's Chief Meteorologist, Ginger Zee as she explains the amazing, and unique weather phenomenon known as the Albuquerque Box. To watch the full episode visit ...