Researchers from NASA and the ESO have found a new exoplanet hidden inside one of the most photographed regions of the night ...

For centuries, humans have dreamed about finding a new home among the stars. Earth is the only planet we know that supports ...

NASA's James Webb Space Telescope has discovered a hidden giant planet called Beta Pictoris d using a groundbreaking technique that detects atmospheric chemical signatures instead of direct imaging.

Route 66 in Arizona has a clear favorite among The Arizona Republic readers. Why this landmark keeps drawing crowds after ...

Despite being separated by billions of miles, Saturn's moon Titan and the dwarf planet Pluto share an unexplained surface signature.

For decades, astronomers puzzled over the Sun’s missing silver. Turns out, we just weren’t looking at it in the right way.

The new installations, which open on Monday, include the first ever named dinosaur, the Megalosaurus.

Rocky exoplanet atmosphere confirmed for the first time in a habitable zone: Harvard astronomers detected helium escaping ...

This summer has proven we don’t have to wait for climate change to smack us in the face. The signs of global warming are all ...

Life on Mars and How to Find It,” Benner pulls no punches in drawing powerful conclusions based on both his own research and ...

The Arizona State Fair has announced a sixth headliner for Concerts in the Coliseum 2026 at Veterans Memorial Coliseum in ...