The Santa Claus rally is a gift for investors, but it doesn't happen every year. Read on to learn more about the whens and whys of this phenomenon.

School of Physics and Optoelectronics, Xiangtan University, Xiangtan 411105, PR China ...

Astronomers say they've detected a mysterious type of signal known as a fast radio burst coming from an ancient, dead galaxy billions of light years away. Figuratively speaking, it makes for one ...

Researchers say that recent predictions involving locations where intelligent aliens might be likeliest to intercept signals from Earth remain accurate, providing potential forecasts for when Earth ...