Researchers have discovered a fundamental mechanism that affects the size of the pupil, namely our breathing. The study shows that the pupil is smallest during inhalation and largest during exhalation ...

On an astrotourism trip like Gorov's, celestial objects take center stage. More travelers are seeking out the feeling of awe ...

Social media users were floored by the incredible image captured in the viral post, with one saying: "I honestly gasped hard.

The Hubble Space Telescope captured the ​​colorful, wispy clouds near the Tarantula Nebula, one of the most luminous and ...

The night sky is an object of fascination for many, and the Princeton community is no exception. On select nights throughout ...

Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new way to explore how massive stars interact and evolve, confirming the unique ...

Scientists didn't expect that stars would be able to still form in the dwarf galaxy known as Leo P, which the James Webb Telescope recently imaged.

Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new ...

ATLANTA — The chance of Asteroid 2024 YR4 hitting Earth has doubled, now sitting at 2.3 percent. The headlines alone can make one nervous. So, is it something to be concerned about?

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Why do people use telescopes to look into space ...