ST. LOUIS — We have just gotten over our recent burst of snow and Arctic air. The wind has been a major factor for us from Thursday into the weekend, but conditions are steadily improving. Snow ...

A dramatic fireball burst to life over New York earlier this week, illuminating the night sky in a fiery display before appearing to fragment and dim beyond detection, leaving a lingering trail in its ...

For 8 billion years, a burst of radio waves packing more energy than what the sun produces in three decades made its way across the farthest reaches of the cosmos before its light finally reached ...

Dozens of telescopes all over the world are pointing at a patch of sky that gave rise to the most powerful gamma-ray burst ever seen, hoping to shed more light on processes that birth black holes.

A mysterious radio burst with a pattern similar to a heartbeat has been detected about a billion light-years away. The signal is the longest-lasting fast radio burst to date and could be caused by ...

Astronomers may have detected the most powerful flash of light ever seen. The so-called gamma-ray burst was also the ... These bursts make up about 30% of all such events and are believed to ...