Ultra-faint dwarf galaxies, cosmic 'ghost towns,' offer new insights into the early universe and star formation.

Finding life beyond Earth is “only a matter of time ... gargantuan number of habitable environments in the universe. We know ...

Scientists have largely attributed this temperature rise to the increase of greenhouse gases, including carbon dioxide and methane, in Earth's atmosphere ... passed in just 6 years, scientists ...

Luckily, this won't happen until at least 1.6 billion years from now, suggests new research from University of Chicago ...

The NASA Earth Observatory has released a series of ... It was 2,300 feet (700 meters) wide and 20 feet (6 meters) high. University of Adelaide geologist Mark Tingay called mud volcanoes "weird ...

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Chile's Atacama Desert is home to some of the best Earth-based observatories, though an energy company is throwing a wrench ...

Physicists at Durham University helped discover the stars in the Dragon Arc galaxy nearly 6.5 billion light-years from Earth as part ... the middle ages of the universe when the most stars were ...

When we turn to “complex” extraterrestrial life or “intelligent” aliens, our results were 67.4% agreement, and 58.2% agreement, respectively for astrobiologists and other scientists. So, scientists ...

Marvel's world of superheroes would be nothing without the ordinary people within it, and some of them are just as important ...

From uncrewed lunar missions to the launch of the first private space station, here's a sneak peek at the space missions that ...