What is that flashing star? Northern Hemisphere autumn – around the month of October – is when people most often ask us: What is that bright star twinkling with red and green flashes? There are three ...

LHS 1140b is a potentially rocky exoplanet in its star’s habitable zone. It’s an intriguing target in the search for worlds ...

An alien radio signal from K2-155 d? Are there any alien civilizations out there? For several decades, scientists have been searching for evidence that they exist. That effort is collectively known as ...

The Komodo dragon ( Varanus komodoensis) is the largest living lizard on Earth. The biggest males can exceed 10 feet (3 ...

The changes in temperature and vertical structure of the atmosphere are the two main processes that affect the weather on ...