Anna Hughes
AnnaGHughes
It's #SeaOtterAwarenessWeek so get ready for some otter facts! Sea otters are a "keystone species" in their coastal marine environment. They keep sea urchin populations in check, which enables kelp
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I’m old enough to remember when the motion of the Sailing Stones was still a mystery. 1/ [: Paul Whitfield/Getty Images] The sailing stones of Death Valley were first documented
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Many of you who don’t live in a Canadian rainforest that is overcast 340 days/year have had the privilege of seeing comet NEOWISE recently. 1/[ NEOWISE, NASA/Johns Hopkins APL/Naval Research
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Astronomers once had reason to believe there was another planet - they called it Vulcan - orbiting between Mercury and the Sun. 1/ In 1846, French astronomer Urbain Le Verrier
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