Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Northern elephant ...

Humans are obsessed with sleep. We've not getting enough of it, and the tech world is flooded with wearables that confirm this fact. Now, scientists hope using activity monitors to study how and why ...

The world and its many landscapes are continuously changing, so it should come as no surprise that wild animals follow suit to adjust to the dynamic environment they live in. In most cases, they seek ...

Elephant poaching is an ongoing problem throughout Africa as poachers develop sneakier tactics for collecting their trophies. On the other hand, efforts to deter elephant poaching or at least catch ...

The study’s primary goal was to understand the dynamics of vocal exchanges between elephant groups, with a particular emphasis on a specific vocalization known as the "let's go" rumble. These rumbling ...

Scientists analyzing data from aerial surveys carried out over one of East Africa’s most important nature reserves have uncovered clusters of elephant carcasses close to some ranger posts. The team ...

E.J. Milner-Gulland is a Trustee of WWF-UK and a member of IUCN-SSC. She was a member of the CITES Technical Advisory Group on Monitoring the Illegal Killing of Elephants until 2019. Rangers are the ...