In a new sign of toolmaking in marine mammals, orcas in the Pacific Northwest were recorded rubbing stalks of kelp against each other’s bodies, a study shows. By Jacey Fortin A hundred feet or more ...

We may receive a commission on purchases made from links. One of the fun things about owning a home is having the freedom to decorate it. One tool that'll come in handy when doing this is a leveling ...

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