Sign up for CNN’s Sleep, But Better newsletter series. Our seven-part guide has helpful hints to achieve better sleep. Max Genecov is a doctoral candidate in ...

Two decades ago, Jaap de Roode made a discovery that changed his scientific career. While researching the ecology and evolution of parasites and their hosts, he came across something truly ...

April 1, 2025 • Most iguanas are indigenous to the Americas. So how did the Fijian species end up on the island, nearly 5000 miles away in the South Pacific? According to a new study in the ...

Whales are a group of mammals that live in oceans. They include some of the largest animals on Earth. The blue whale is the biggest animal that has ever existed. Whales can be found in every ocean ...

Eli Elster does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...

A video has been circulating of a woman taking a baby wombat from its mother. Here’s what experts want us to know about the dangers of interfering with wildlife, even if it seems innocuous.

Animal experiments are widely used to develop new medicines and to test the safety of other products. Many of these experiments cause pain to the animals involved or reduce their quality of life ...

The Soo Locks in Sault Ste. Marie will open for the 2025 shipping season on March 21. The opening of the locks marks the start of the Great Lakes shipping season. The Soo Locks allow vessels to ...

Tiger: A tiger can bring down prey twice its size and lift up to 550 kg, which is double its body weight ...

The natural world is home to an astonishing variety of life, but some creatures are so rare that only a handful remain in existence. These animals, often teetering on the edge of extinction, are ...

In the animal kingdom, pregnancy is usually the role of the female, but a few unique species have flipped this biological norm. Male pregnancy evolved in these species to increase reproductive success ...

Apr. 4, 2025 — New research shows how small shifts in the molecular makeup of a virus can profoundly alter its fate. These shifts could turn a deadly pathogen into a harmless bug or supercharge ...