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By Jason Bittel

In the late 1990s, scientists discovered that elephants had a secret way of communicating, a vocalization so low in frequency it is imperceptible to the human ear. It's called infrasound. The ponderous pachyderms transmit these secret messages at least partly through the ground. When an elephant really lets loose, its infrasound can reverberate almost four miles through the rocks and sands of the savanna.

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Christine Hof / WWF-Aus

A new study reveals increasing temperatures are turning green turtle populations almost completely female in the northern Great Barrier Reef (GBR).

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EcoWatch Daily Newsletter

Maxime Aliaga

By Jason Bittel

Scientists have discovered a new orangutan species in the mountainous forests of northern Sumatra. Of course, the Tapanuli orangutan has been here for quite a while—but it's new to us!

"Discovering a new species of great ape in this day and age just shows how little we know about the world around us and how much there still is to learn," said Erik Meijaard, a conservation scientist at the Australian National University and one of the authors of the new paper about the discovery, published online today in the journal Current Biology.

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