Deeply hidden in Earth's mantle there are two huge "islands" the size of a continent ... Large earthquakes make the whole Earth ring like a bell with different tones, just like a musical instrument.

Research on hidden structures deep within Earth’s mantle challenges theories about our planet’s middle layer and could ...

Nobody knew what they are, and whether they are only a temporary phenomenon, or if they have been sitting there for millions ...

North Sentinel Island remains one of Earth's last true time capsules—its people living as their ancestors did for millennia, untouched by modern civilization. And since 1956, the Indian government has ...

This is only the second time the species has been recorded while alive. “I thought it was A.I.,” says fish biologist Kory Evans.

A 7.6 magnitude earthquake struck the Caribbean Sea Saturday evening north of Honduras and southwest of the Cayman Islands.

Cayman Islands earthquake: a 4.3 magnitude tremor that tested local emergency systems and led to improved disaster ...

Deeply hidden in Earth's mantle there are two huge "islands" the size of a continent ... whole Earth ring like a bell with different tones, just like a musical instrument. Seismologists study ...