Euclid, a space telescope on a mission to uncover the secrets of dark matter and dark energy, has already made a stunning discovery: a perfectly formed Einstein ring hidden in a well-known galaxy.
In 2018, the side of the Anak Krakatau volcano collapsed in a powerful eruption and produced a tsunami that killed hundreds and injured thousands on nearby Java and Sumatra in Indonesia. A new ...
Einstein predicted the existence of gravitationally-warped rings of light in 1915. Now, a new one has been discovered just a ...
Quakes recorded for the first time inside Greenland's biggest frozen river, the Northeast Greenland Ice Stream, suggest this ...