Elephant population has dropped significantly as poaching and illegal ivory trade arise.
A must-see climate change documentary film, "Before the Flood," starring Leonardo DiCaprio will be shown for free.
Two-headed sharks do exist and they are on the rise in the oceans now.
A gardener found the world's largest earthworm, "Dave," but he was killed.
What is more dangerous: climate change or the human activities that are the main reason behind the former?
Scientists revealed how much of the Arctic Sea Ice has been destroyed by humans.
Nat Geo Wild captured the bloody battle of two male penguins.
Mixotrophs were labelled as a freak in nature.
Archaeologists found a significant huge Bronze Age city in northern Iraq.
Mysterious giant snowballs that seem man-made yet very natural appeared on the coast of northwest Siberia.
A team of researchers discovered that birds that have larger brains more likely to fly away seeing humans holding guns.
Scientists discovered on how a zebrafish could repair its spinal cord following an injury.
