The beaches around a popular English seaside destination are being overrun with vast numbers of moon jellyfish. Though generally harmless to humans, the sight is a warning sign of a more serious ...

Swarms of giant “alien” jellyfish have appeared washed up along a British beach. Joel Gabirel, 31, stumbled across the flood of jellyfish while on holiday in Llandudno, Wales. The engineer and amateur ...

Extraterrestrial visitors? Airborne jellyfish? Neither or both? What are the nebulous, ringed wraiths drifting above the world’s most active stratovolcano? Rest easy, SETI: The ethereal structures ...