Colombo’s Nevado del Ruiz volcano, which killed 25,000 in 1985, ready for ‘bigger than any’ eruption

A dangerous volcano that 38 years ago killed 25,000 people, is active once again. Colombia’s Nevado…

Video: Undersea volcano erupts in Tonga, tsunami warning issued

A tsunami warning was issued by the Pacific nation of Tonga on Saturday (January 15) after…