Monkey grieving is one example of a show of grief and compassion in a wild creature.
New findings published in the journal Science Advances investigates whether big-cit transportation systems could be too complex for human minds.
Researchers find new type of optical material in mantis shrimp.
Marsupial lions have left claw marks in the Tight Entrance Cave in Australia, which is shedding new light on the extinct mammalian carnivore.
Study identifies new species of freshwater turtle in Papua New Guinea.
Study finds that oxygen was present in the Earth's atmosphere much earlier than we thought.
A study finds that big-brained mammals are more likely to go extinct.
Study finds that a hot, parched Earth might be soaking up water, therefore reducing rising sea levels.
Study finds that 150,000 Antarctica penguins die following iceberg grounding.
Researchers found that the mystery 'hobbits' from the island of Flores are not Homo sapiens. They belong to a different species.
Study finds catastrophic collapse of ice age dam changed climate and ocean circulation.