Scientists have found that a long-mysterious rumble beneath Mount Etna, an active volcano on the Italian island of Sicily, is ...

A father-daughter team of citizen scientists have decoded a strange signal that emerged from Mars and found the basic ...

The findings, published in The Astrophysical Journal, provide fresh insights into ultraluminous X-ray sources (ULXs) — among the brightest and most enigmatic objects known in astrophysics.

The study also sheds light on the nature of the object at the centre. Earlier research suggested it might be a rare ...

A half-billion cubic meters of fractured rock above Alaska’s Barry Arm fjord is sending out strange seismic signals, a kind of subterranean heartbeat beneath a slope that could, in the worst case, ...