First, tardigrades on the moon, feral hogs on Earth, and more news from this week’s News Roundup.
Scientists and students navigated the Northwest Passage waterways to study how the Arctic summers have changed. Last year, one day into expedition, the boat ran aground and cut the mission off before it could get started. This year, the team successfully launched from Thule, Greenland and completed their three-week cruise.
Birds don’t just see the world from higher up than the rest of us; they also see a whole range of light that we can’t. How does that shape the colors—both spectacular and drab—of our feathered friends?

Northwest Passage Project, Birds and Color. Aug 9, 2019, Part 1

Natural Sciences

Science & Medicine

Science

Life Sciences

Earth Sciences

These lesser-known nervous system cells were long thought to be the “glue” holding neurons together. They’re much more.

The Brain’s Glial Cells Might Be As Important As Neurons

A long-awaited rule from the EPA limits the amounts of six PFAS chemicals allowed in public drinking water supplies. Also, some spiders, beetles, and centipedes spend winter under snow in a layer called the subnivium. Plus, a drumroll for the total solar eclipse.

Limits On ‘Forever Chemicals’ In Drinking Water | An Important Winter Home For Bugs | Eclipse Drumroll

When an animal dies at Washington, D.C.’s National Zoo, a pathologist gathers clues about its health and death from a necropsy.

Investigating Animal Deaths At The National Zoo

In the ever-changing and biodiverse Chesapeake Bay, conservation and food production go hand in hand.

Eating More Oysters Helps Us—And The Chesapeake Bay

Satellite technology—and community outreach—can help harness trees’ cooling power for city residents.

Northwest Passage Project, Birds and Color. Aug 9, 2019, Part 1

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