Will Smith’s journey into a little-known cave where tarantulas grow as big as dinner plates

In his new National Geographic series Pole to Pole, the actor ventures deep into the Amazon in search of creatures whose ...
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"It dies, roasted alive" – Meet nature’s 10 strangest killers that weaponise fire, wind and heat to kill

These ‘bubble bullets’ are louder than an underwater gunshot and hotter than lava. The immense heat and pressure also produce ...