Grey cells in dogs outnumber not just small cats, they also have more brain capacity than lions, hyenas and bears.
Internet becomes haven for climate-denial blogs and websites which downplay or deny existence of man-made global warming despite scientific consensus.
The male cheetahs most probably wanted to see if the female had gone into estrus and was ready to reproduce.
The Mariana snailfish lives can be found in the Mariana Trench – the deepest part of the world's oceans.
Sand and gravel account for the largest volume of any solid material extracted globally, according to research.
Millions of tonnes of ash spewed into atmosphere can severely reduce Earth's temperatures.
Scientists have identified 112 "robust source reefs" that could repopulate and even repair the damage that the Great Barrier Reef has suffered.
Science can be a useful tool when exploring the legends of mythical creatures, according to researchers.
New insights have allowed researchers to create the most accurate depiction of any dinosaur to date.
Clay Tall Stories used a drone to capture footage of an orca feeding on stingray in New Zealand's Ruby Bay. He went back the next day to find dead stingrays littering the beach.
Environmental champion, who was first person to walk to both poles, uses Antarctic trek as green wake-up call.
Researchers do not know why US beaches are being invaded by millions of pink sea blobs, known as pyrosomes.
Earthworms, often referred to as farmer's friends, are vital to a garden ecosystem if humans ever plan to grow food on Mars.
The footage was made available by Sea Shepherd following a five-year legal battle against the Australian government which was trying to block its release.
In the last 500 years, volcanoes have caused an estimated 274,000 deaths, according to scientific research.