Earth's major 'mass extinction' events

Most scientists agree that a "mass extinction" event is underway with the Earth's wildlife disappearing at an alarming rate, mainly due to human activity.

How drones are advancing scientific research

Drones, or unmanned aerial vehicles (UAVs), have been around since the early 1900s. Originally used for military operations, they became more widely used after about 2010 when electronic technology got smaller, cheaper and ...

Female Steller sea lions tend to breed near their birthplace

Female Steller sea lions tend to breed at or near the rookery where they were born, according to a study published June 7, 2017 in the open-access journal PLOS ONE by Kelly Hastings from the Alaska Department of Fish and ...

How can you tell deep-sea octopuses apart? Check their warts

It's usually pretty easy for dedicated scientists with years of experience to tell two species of their favorite organism apart, be it squirrels or birds. The scientists have seen a lot of the animal they specialize in, and ...

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