Joe Letteri remembers the day, almost exactly 20 years ago, when he first glimpsed the wondrous world of "Avatar." Letteri, ...

NASA’s James Webb Telescope discovers the oldest supernova ever seen, offering insights into early universe star formation ...

Astronomers imaged two novae only days after eruption. They used the CHARA Array in California for clarity. The system captured expanding material around each erupting star.

X-ray: NASA/CXC/Univ. of Chicago/H. McCall Galaxy clusters are the most massive objects in the universe held together by ...

Four penultimate class M solar flares have been recorded in the X-ray range. This was announced on December 10 on the website of the Institute of Applied Geophysics (FSBI "IPG"). "On December 10, at ...

Minister for Environment and Climate Change Mosese Bulitavu says Pacific Island nations are confronting increasingly severe ...

US President Donald Trump has criticised European leaders as “weak” and suggested the US could scale back support for Ukraine.