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Oxygen discovered in most distant galaxy ever seen: 'It is like finding an adolescent where you would only expect babies'
By Robert Lea published
Astronomers have discovered oxygen and heavy elements in the earliest galaxy ever seen, suggesting some galaxies as early as 300 million years after the Big Bang matured early.

Spring equinox 2025: Say goodbye to winter in the Northern Hemisphere today
By Samantha Mathewson published
Spring officially begins today (March 20) with the vernal equinox, bringing longer days and warmer temperatures to the Northern Hemisphere.

Alien life could survive on Earth-like planets circling dead stars, study suggests
By Robert Lea published
New research suggests that life could have the time and energy to arise on Earth-like worlds in the rapidly shrinking "Goldilocks zones" around white dwarf stars.

Large alien planets may be born in chaos, NASA's retired exoplanet-hunter finds
By Robert Lea published
Using the now-retired Kepler space telescope, astronomers have discovered that larger planets grow up in more turbulent homes than smaller worlds.

What were Stephen Hawking's greatest contributions to science?
By Paul Sutter published
Famed physicist Stephen Hawking took gravity to its ultimate limits. In doing so, he made a number of significant advancements in our understanding of black holes, cosmology and quantum gravity.

How do spiral galaxies get 'feathers'? All it takes is a little gravity
By Paul Sutter published
For over a century, astronomers have marveled at the beauty and complexity of spiral galaxies, which feature arms covered in a multitude of small-scale features known as feathers.

'Microlightning' between water droplets could have sparked life on Earth. Here's how
By Kiona N. Smith published
The building blocks of life on Earth may have been fueled by tiny sparks hopping between water droplets.

Mars madness! Perfect NCAA tournament bracket wins you a trip to the Red Planet on SpaceX's Starship
By Mike Wall published
If you have an otherworldly knack for picking the winners of college basketball games, you could get a free ride to Mars on SpaceX's Starship megarocket.

Euclid space telescope's 1st results reveal 'a goldmine of data' in search for dark matter and dark energy (images, video)
By Robert Lea published
The Euclid space telescope has dropped its first data and deep field observations showing millions of galaxies in great detail as it hunts for dark matter and dark energy clues.
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