A new study co-led by the Smithsonian and the University of Arizona offers the most detailed glimpse yet of how Earth’s ...

A planet swings in front of its star, dimming the starlight we see. Events like these, called transits, provide us with ...

It is almost 100 years since scientists discovered the universe is expanding. In the decades that followed, the accuracy of ...

Astronomers study stars by looking at the different colors of light they emit—colors they capture and analyze using ...

Credit: Astronomy: Roen Kelly, after Darth Kule/Wikimedia Commons Type O stars, which are the hottest and bluest, are also ...

The image above shows a striking cloud pattern sculpted by gravity waves, which are common ripples in both Mars' and Earth's ...

Weeks before Europa Clipper was to be shipped for launch, scientists discovered a potentially fatal flaw that might endanger ...

A trip Saturday explores Old Town Lake with its forests of bald cypress and tupelo trees in the shallow water. Cost is $18 or ...

Since 2004, I have worked on PCMag’s hardware team, covering at various times printers, scanners, projectors, storage, and monitors. I currently focus my testing efforts on 3D printers, pro and ...

The Earth will pass between the sun and moon, casting a shadow on part of the moon, which will appear a bit larger than usual ...

India felicitates its International Olympiad medallists and honourable award winners. India has also set several records. For ...