A trio of meteor showers sends flashes of light across our skies this month, and the first week will feature the largest and ...

The gas giant WASP-18b belongs to a class known as ultra-hot Jupiters — giant, searing, gaseous planets that orbit perilously close to their stars. Researchers used a new technique called ...

Telescopes regularly reveal the wonders of our universe, but once in awhile, they also turn up hauntingly spooky sights out ...

South America is a massive continent with wildly diverse terrain and ecosystems. Exploring it on foot is wondrous, but can be ...

When evaluating possible planets out of the thousands out there, explained Prof. Bean, scientists look for liquid water as a ...

Earth's systems are nearing tipping points that could plunge the planet into a "hothouse" regime — but there's still time to ...

This is the message of the sixth issue of the annual "State of the Climate" report. The report was prepared by an ...

As Earth warms at a record rate, winters are shorter and milder and there is less snow globally, creating clear challenges ...

Although Earth’s two hemispheres lie on opposite sides of the planet and differ in many ways, they share a peculiar ...